Osman Tolga Arıcak
Ph.D: Marmara University, Educational Sciences, 1995-1999
Doctoral dissertation: Self-esteem and vocational self-esteem enhancement through group counseling
M.A: Marmara University, Psychological Services in Education, 1993-1995
B.A: Istanbul University, Guidance and Psychological Counseling, 1989-1993
Osman Tolga Arıcak is a professor of Educational Psychology. He received his BA degree in Counseling and Guidance Program from Istanbul University in 1993, MA degree in Psychological Services in Education in 1995, and PhD in Educational Sciences from the Marmara University Istanbul in 1999. He worked at Trakya University, Indiana University Bloomington, Tulane University, Harvard University, and Hasan Kalyoncu University respectively. He is currently professor of education in the Department of Primary Education at Bogazici University. His current research focused on problematic use of Internet. He is also interested in statistical and methodological issues in psychology and education.
Cyber Psychology
Educational & School Psychology
Arslan, G.E., Oguz, T.S., Şengül, N., Serdaroglu, E., & Arıcak, O.T. (2023). Investigation of family involvement in preschool period. Early Childhood Education Researches, 1(2), 1-13.
Yücel, D., Aslan, H., & Arıcak, O.T. (2023). Investigation of the mediating role of psychological resilience in the relationship of psychiatric symptoms, health anxiety, and cyberchondria. Journal of Inonu University Health Services Vocational School, 11 (3), 1684-1696 https://10.33715/inonusaglik.1226112
Aricak, O.T., Guldal, H., & Erdogan, I. (2023). Which non-cognitive features provide more information about reading performance?: A data mining approach to big educational data. Journal of Pacific Rim Psychology, 17, 1-17 https://doi.org/10.1177/18344909231164025
Yağmur, B. & Arıcak, O.T. (2022). The Relationship between early maladaptive schema and problematic mobile phone use among adolescent female. Research on Education and Psychology, 6(2), 101-117. https://doi.org/10.54535/rep.1075894
Maden, Ç., Bayramlar, K., Arıcak, O.T., & Vardar, N. (2022). Effects of virtual reality-based training and aerobic training on gaming disorder, physical activity, physical fitness, and anxiety: A randomized, controlled trial. Mental Health and Physical Activity, 23, https://doi.org/10.1016/j.mhpa.2022.100465 (Q1)
Carragher, N., Billieux, J., Bowden-Jones, H., ……, Aricak, O.T., Baigent, M. et al (2022). Brief overview of the WHO collaborative project on the development of new international screening and diagnostic instruments for gaming disorder and gambling disorder (Letter to Editor). Addiction, 117(7), 2119-2121 https://doi.org/10.1111/add.15780
Dinc, M., Eksi, H., & Aricak, O.T. (2020). Temperament and character dimensions of personality in individuals with online gambling disorder in a high school student sample from Turkey. Psychiatry and Clinical Psychopharmacology, 30(4), 396-402 (Q4)
Toprak, T.B., Arıcak, O.T., ve Yavuz, K. F. (2020). Tıp fakültesi öğrencilerinde tükenmişlik derecesi psikolojik esneklik ve değerler arasındaki ilişkinin incelenmesi. Bilişsel Davranışçı Psikoterapi ve Araştırmalar Dergisi, 9(1), 16-27. https://doi.org/10.5455/JCBPR.26978
Arıcak, O.T., Avcu, A., Topçu, F., & Tutlu, M.G. (2020). Use of item response theory to validate cyberbullying sensibility scale for university students. International Journal of Assessment Tools in Education, 7(1), 18-29 https://dx.doi.org/10.21449/ijate.629584
Topçu, F. ve Arıcak, O.T. (2019). Genç yetişkinlerde mükemmeliyetçilik ve beden algısının ortoreksiyaya etkisi. Bilişsel Davranışçı Psikoterapi ve Araştırmalar Dergisi, 8(3), 170-178 https://doi.org/10.5455/JCBPR.26960
Aricak, O.T. (2019). Problematic online betting among Turkish adolescents. Journal of Gambling Studies, 35(1), 31-45 (Q1)
Kanmaz, Z. & Aricak, OT. (2019). The Effects of mastectomy and post-mastectomy reconstructive surgeries on depression, self-esteem, and self-efficacy belief levels in patients with breast cancer. Psychiatry and Behavioral Sciences, 9(3), 119-127 https://doi.org/10.5455/PBS.20190624053105
Aslan, A., Arıcak, O.T. ve Karadaşlı, B. (2019). Madde kullanan hükümlü bireylerin algıladıkları sosyal destek ile depresyon arasındaki ilişkinin incelenmesi. Bağımlılık Dergisi, 20(1), 1-11.
Rumpf, H. J., Achab, S., Billieux, J., Bowden-Jones, H., Carragher, N., Demetrovics, Z.,... & Aricak, O.T. (2018). Including gaming disorder in the ICD-11: The need to do so from a clinical and public health perspective. Journal of Behavioral Addictions, 7(3), 556-561 (Q1)
Arıcak, O.T., Dinç, M., Yay, M. & Griffiths, M.D. (2018). İnternet oyun oynama bozukluğu ölceği kısa formu’nun (İOOBÖ9-KF) Türkçeye uyarlanması: Geçerlik ve güvenirlik çalışması. Addicta: The Turkish Journal on Addictions, 5(4), 615-636 (ESCI)
Çetinkaya, H. Z., Alpar, G., & Arıcak, O.T. (2017). Moderating effect of resilience between childhood trauma and depression, rumination in Turkish university students. Yeni Symposium, 55(4), 10-16 https://doi.org/10.5455/NYS.20180114113242
Eskici, M., Ilgaz, G., & Aricak, O.T. (2017). Development of mathematics course attitude scale: A preliminary study of validity & reliability. Universal Journal of Educational Research, 5(12A), 63-70 https://doi.org/10.13189/ujer.2017.051310
Aricak, O.T. & Ozbay, A. (2016). Investigation of the relationship between cyberbullying, cybervictimization, alexithymia and anger expression styles among adolescents. Computers in Human Behavior, 55, 278-285 (Q1)
Cömert, I.T., Pelin, Z., Aricak, T., & Yapan, S. (2016). Validation of the Turkish version of the rapid eye movement sleep behavior disorder questionnaire. Behavioural Neurology, 2016, 1-6 (Q3)
Aricak, O.T., Dündar, Ş., & Saldana, M. (2015). Mediating effect of self-acceptance between values and offline/online identity expressions among college students. Computers in Human Behavior, 49, 362-374 (Q1)
Tanrıkulu, T., Kınay, H., & Aricak, O.T. (2015). Sensibility development program against cyberbullying. New Media & Society, 17(5), 708-719 (Q1)
Hermes, J., Wihbey, J., Junco, R., & Aricak, O.T. (2014). Who gets a press pass? Media credentialing practices in the United States. Harvard University the Berkman Center for Internet & Society and Harvard Kennedy School Shorenstein Center Publication Series: Research Publication No.2014-11.
Cortesi, S., Haduong, P., Gasser, U., Aricak, O.T., Saldana, M., & Lerner, Z. (2014). Youth perspectives on tech in schools: From mobile devices to restrictions and monitoring. Harvard University the Berkman Center for Internet & Society Research Publication Series: Research Publication No.2014-3.
Dilmaç, B., Aricak, O.T., & Cesur, S. (2014). A validity and reliability study on the development of the values scale in Turkey. Kuram ve Uygulamada Eğitim Bilimleri,14(5), 1661-1671 (Q4)
Tanrıkulu, T., Kınay, H. ve Arıcak, O.T. (2013). Siber zorbalığa ilişkin duyarlılık ölçeği: Geçerlik ve güvenirlik çalışması. Trakya Üniversitesi Eğitim Fakültesi Dergisi, 3(1), 38-47.
Arıcak, O.T., Tanrıkulu, T. ve Kınay, H. (2012). Siber mağduriyet ölçeğinin ilk psikometrik bulguları. Akdeniz Eğitim Araştırmaları Dergisi, 6(11), 1-6.
Arıcak, O.T., Kınay, H. ve Tanrıkulu, T. (2012). Siber zorbalık ölçeğinin ilk psikometrik bulguları. Hasan Ali Yücel Eğitim Fakültesi Dergisi, 9(1), 101-114.
Siyahhan, S., Aricak, O.T., & Cayirdag, N. (2012). The relation between bullying, victimization, and adolescents' level of hopelessness. Journal of Adolescence, 35(4), 1053-1059 (Q2)
Güngör, İ.H., Ekşi, H., & Aricak, O.T. (2012). Values preferences predicting narcissistic personality traits in young adults. Kuram ve Uygulamada Eğitim Bilimleri, 12(2) (Özel Sayı), 1281-1290 (Q4)
Çakıcı, Y., Aricak, O.T., & Ilgaz, G. (2011). Can ‘attitudes toward biology course’ and ‘learning strategies’ simultaneously predict achievement in biology? Eurasian Journal of Educational Research, 11(45), 31-48 (Q4)
Martinez, R.S., Aricak, O.T., Graves, M., Peters, J. & Nellis, L. (2011). Changes in perceived social support and socioemotional adjustment across the elementary to junior high school transition. Journal of Youth and Adolescence, 40(5), 519-530 (Q1)
Aricak, O.T. & Oakland, T. (2010). Multigroup confirmatory factor analysis for the teacher form, ages 5-21, of the adaptive behavior assessment system-II. Journal of Psychoeducational Assessment, 28(6), 578-584 (Q3)
Graney, S.B., Martínez, R.S., Missall, K.N., & Aricak, O.T. (2010). Universal screening of reading in late elementary school: R-CBM versus CBM maze. Remedial and Special Education, 31(5), 368-377 (Q1)
Martinez, R.S., Missall, K.N., Graney, S.B., Aricak, O.T., & Clarke, B. (2009). Technical adequacy of early numeracy curriculum-based measurement in kindergarten. Assessment for Effective Intervention, 34(2), 116-125 https://doi.org/10.1177%2F1534508408326204
Aricak, O.T. (2009). Psychiatric symptomatology as a predictor of cyberbullying among university students. Eurasian Journal of Educational Research, 9(34), 167-184 (Q4)
Deniz, M.E., Dilmaç, B., Arıcak, O.T. (2009). Engelli çocuğa sahip olan ebeveynlerin durumluk-sürekli kaygı ve yaşam doyumlarının incelenmesi. Uluslararası İnsan Bilimleri Dergisi, 6(1), 953-968.
Martinez, R.S., Aricak, O.T., & Jewell, J. (2008). Influence of reading attitude on reading achievement: A test of the temporal-interaction model. Psychology in the Schools, 45(10), 1010-1022 (Q4)
Aricak, T., Siyahhan, S., Uzunhasanoglu, A. et al. (2008). Cyberbullying among Turkish adolescents. CyberPsychology & Behavior, 11(3), 253-261 (Q1)
Aricak, T., Bekci, B., Siyahhan, S., & Martinez, R.S. (2008). Turkish elementary school students’ perceptions of local and global terrorism. Electronic Journal of Research in Educational Psychology, N.14, 6(1), 117-134.
Whiston, S. & Aricak, O.T. (2008). Development and initial investigation of the school counseling program evaluation scale. Professional School Counseling, 11(4), 253-261 https://doi.org/10.1177%2F2156759X0801100406
Kelley, K., Aricak, O.T., Light, R. L., & Agarwal, R. (2007). Proteinuria is a determinant of quality of life in diabetic nephropathy: Modeling lagged effects with path analysis. American Journal of Nephrology, 27(5), 488-494 (Q1)
Aricak, O.T. & Ilgaz, G. (2007). Açımlayıcı ve doğrulayıcı faktör analizi ile biyoloji dersi tutum ölçeğinin yapı geçerliliğinin incelenmesi. Eurasian Journal of Educational Research, 7(28), 1-8 (Q4)Aricak, O.T. (2007). The investigation of Turkish university students’ vocational self-esteem levels within different departments. California Association for Counseling and Development Journal, 22(1), 21-33.
Arıcak, T. (2005). Üniversite öğrencilerinde cinsiyet ve karşı cins ile duygusal ilişkinin benlik saygısı üzerindeki etkisi. İstanbul Üniversitesi Psikoloji Çalışmaları, 25(1), 19-29.
Arıcak, T. ve Dilmaç, B. (2003). Psikolojik danışma ve rehberlik öğrencilerinin bir takım değişkenler açısından benlik saygısı ile mesleki benlik saygısı düzeylerinin incelenmesi. Trakya Üniversitesi Sosyal Bilimler Dergisi, 3(1), 1-7.
Arıcak, T. (2001). Anksiyetenin bireyin yaşamındaki bozucu etkileri. Trakya Üniversitesi Bilimsel Araştırmalar Dergisi, 1(2), 66-72.
Kulaksızoğlu, A. ve Arıcak, T. (2000). Üniversite öğrencilerinde saldırganlık, benlik saygısı ve denetim odağı ilişkisi. Trakya Üniversitesi Bilimsel Araştırmalar Dergisi C Serisi, 1(1), 87-94.
Arıcak, T. (1999). Öğretmen adaylarının benlik saygısı ve mesleki benlik saygılarının geliştirilmesine yönelik bir grupla psikolojik danışma uygulaması. Eğitim Bilimleri Dergisi, 11(1), 11-22.
Book
Arıcak, T. (2015). Siber Alemin Avatar Çocukları: İnternet ve Gençlik İlişkisinin Bugünü ve Geleceği [Avatar children of cyber world: Today and future of relationship between internet and youth]. Istanbul: Remzi Yayınevi.
Book Chapters
Aricak, O.T. (2016). The relationship between mental health and bullying in Bullying among University Students. Editors: Helen Cowie and Carrie Anne Myers, London: Routledge Taylor & Francis, pp.76-90.
Aricak, O.T., Tanrikulu, T., Siyahhan, S. & Kinay, H. (2013). Cyberbullying: The bad and the ugly side of information age in Social Media in Higher Education: Teaching in Web 2.0 Editors: Monica Patrut and Bogdan Patrut, IGI Global, USA, pp.318-333.
Aricak, O.T. (2019). Dijital oyun bağımlılığı [Digital gaming addiction] in Bağımlılık: Tanı, Tedavi, Önleme [Addiction: Diagnose, Treatment, Prevention], (Eds: Mücahit Öztürk, Kültegin Ögel, Cüneyt Evren, & Rabia Bilici). Istanbul: Yeşilay Publications; pp.641-660.
Arıcak, O.T. (2005). Sınıf içi disiplin [Discipline in classroom] in Sınıf Yönetimi [Classroom Management] (Eds: Musa Gürsel, Hakan Sarı ve Bülent Dilmaç). Konya: Eğitim Kitabevi, s.209-239.
Selected Talks / Presentations:
Arıcak, O.T. (2021, May). DSM-5 ve ICD-11 açısından internet oyun oynama bozukluğu [Internet gaming disorder in DSM-5 and ICD-11]. Uluslararası Ergenlik ve Gençlik Araştırmaları Kongresi (EGAD 2021). Online Kongre Ankara (The paper was presented in May 1, 9:30-9:45 AM at ARTEMIS). https://egad2021.org/abstract-book.pdf
Aricak, O.T. (2019, June). Problematic sexual Internet use among Turkish adolescents. Journal of Behavioral Addictions, 8 (Supplement 1), 142-143 https://doi.org/10.1556/JBA.8.2019.Suppl.1
Aricak, O.T. (2017). Quantitative Research Designs. Anadolu University Institute of Social Sciences. Yunus Emre Campus, Eskisehir, Turkey (The paper was presented in December 04, 10:00- 10:20 AM in Conference Hall at Institute of Social Sciences).
Aricak, O.T. (2017). Situation of Cyberbullying Studies in Turkey. IV. International Technology Addiction Conference. Istanbul: Wow Hotel, Turkey (The paper was presented in November 28, 13:00-13:30 in Conference Hall B at Wow Hotel).
Aricak, O.T. (2017). Quantitative Research Designs. II. International Academic Research Congress (INES). Haydarpasha Hotel Alanya, Turkey (The paper was presented in October 20, 11:40- 12:00 at Hall 1).
Aricak, O.T. (2016). Cyberbullying. III. Technology Addiction Conference. May 3-4 2016, İstanbul: Wow Hotel.
Aricak, T., Cayirdag, N. & Siyahhan, S. (2008). The effects of direct and indirect bullying on secondary school children's level of hopelessness. Western Psychological Association's 88th Annual Convention. Hyatt Regency Irvine, California April 10-13, 2008 (The Paper was presented in April 12, 2:15-2:30 PM at Woodbridge Hall).
Aricak, T., Bekci, B. & Siyahhan, S. (2008). Turkish children's perceptions of local and global terrorism. Western Psychological Association's 88th Annual Convention. Hyatt Regency Irvine, California April 10-13, 2008 (The Paper was presented in April 12, 2:00-2:15 PM at Woodbridge Hall).
Siyahhan, S. & Aricak, T. (2008). Cyberbullying among adolescents. Society for Research on Adolescence (SRA) 2008 Biennial Meeting. Hilton Chicago Hotel, Chicago, IL March 6-9 2008 (The Paper was presented as poster in March 8, 2:30-4:00 PM at Northwest Hall).
Aricak, T. (2005). A systematic approach model in diagnosing and solving discipline problems in classroom. 27. Annual ISPA Colloquium. July 13-17, 2005. Athens-Greece. (ERIC 500496)
Aricak, T. (2002). Self-esteem and vocational self-esteem enhancement: a group counseling program for university students. 25. Annual ISPA Colloquium. July 25-29, 2002. Nyborg-Denmark (ERIC 500339)
Aricak, T. & Onur, V. (1999). Teacher candidates’ views on teaching vocation and examining the discrepancies related to self-esteem levels in terms of different variables. 4. National Educational Sciences Congress Book 1. Eskisehir: Anadolu University Publications, No: 1076, pp. 458-472.
Problematic Internet Use: On Gaming. Turkish Green Crescent Society Sponsorship. Project No: 6/71/2017-1, 2017-2018.
Problematic Internet Use: On Gambling. Turkish Green Crescent Society Sponsorship. Project No: 6/71/2017-2, 2017-2018.
Problematic Internet Use: On Sex. Turkish Green Crescent Society Sponsorship. Project No: 6/71/2017-3, 2017-2018.
Research Methods
Applied Research in Child Development &Family Issues
Cyberpsychology
Developmental Psychology
Applied Statistics
Advanced Statistics
Karaca-Çolaker, Meliha Rehnüma (2022). The Effect of Personality Traits on Treatment Adherence in Addicted Individuals. Unpublished Doctoral Dissertation. Hasan Kalyoncu University Graduate Institute, Gaziantep.
Yüksek Şerbetçi, Berna (2022). The Moderator Effect of the Post-Migration Living Difficulties between Traumatic Experiences and Post-Traumatic Growth. Unpublished Master Thesis. Graduate Institute of Hasan Kalyoncu University, Gaziantep.
Hayta, Başak Gizem (2021). Effect of Sports on Risky Behaviors, Psychological Resilience and Self-Esteem. Unpublished Master Thesis. Hasan Kalyoncu University Institute of Social Sciences, Gaziantep.
Tutlu, Merve Gülçin (2021). Investigation of the Relationship between Alexithymia and Emotional Eating among University Students. Unpublished Master Thesis. Hasan Kalyoncu University Institute of Social Sciences, Gaziantep.
Gürsoy, Ahmet Burak (2020). Mediating Role of Emotion Regulation in the Relationship between Alexithymia and Internet Gaming Disorder among High School Students. Unpublished Master Thesis. Hasan Kalyoncu University Institute of Social Sciences, Gaziantep.
Özdiker, Begüm (2019). The Effect of Metacognition and Social Support on Self-Efficacy through Emotion Regulation. Unpublished Master Thesis. Hasan Kalyoncu University Institute of Social Sciences, Gaziantep.
Yay, Mahmut (2019). Investigation of Mediating Role of Self-Regulation in the Relationship between Problematic Smartphone Usage and Self-Handicapping. Unpublished Master Thesis. Hasan Kalyoncu University Institute of Social Sciences, Gaziantep.
Kaya, Begüm (2019). Comparison of the Psychotic Patients Enrolled in The Community Mental Health Center (CMHC) in terms of Social Functioning, Insight Level and Drug Compliance according to Their Frequency of Participation in TRSM Program. Unpublished Master Thesis. Hasan Kalyoncu University Institute of Social Sciences, Gaziantep.
Karabulut, Baran (2019). Relationship between Digital Gaming Addiction and Tendency to Violence among High School Students. Unpublished Master Thesis. Hasan Kalyoncu University Institute of Social Sciences, Gaziantep.
Kanmaz, Zehra (2019). Investigation of Effect of Mastectomy and Reconstructive Operation after Mastectomy on Depression, Self-Esteem, and Self-Efficacy among Breast Cancer Patients. Unpublished Master Thesis. Hasan Kalyoncu University Institute of Social Sciences, Gaziantep.
Beşaltı, Sever (2017).Comparison of Mothers with and without ADHD Children in terms of Anxiety, Depression, and Family Functioning. Unpublished Master Thesis. Hasan Kalyoncu University Institute of Social Sciences, Gaziantep.
Sümer, Sariye (2017). Investigation of Relationship between Attachment Styles in Romantic Relationships, Romantic Jealousy and Relationship Satisfaction. Unpublished Master Thesis. Hasan Kalyoncu University Institute of Social Sciences, Gaziantep.
Özel, Sedat (2013). Investigation of the Relationship between Cyber Bullying, Cyber Victimization, Depression and Self-Esteem among High School Students. Unpublished Master Thesis. Fatih University Institute of Social Sciences, Istanbul.
Özbay, Ahmet (2013). Relationship between Cyber Bullying, Cyber Victimization, Alexithymia and Forms of Anger Expression among Adolescents. Unpublished Master Thesis. Fatih University Institute of Social Sciences, Istanbul.
Tanrıkulu, Taşkın (2013). The Analysis of Variables about Cyber Bullying and the Effect of an Intervention Program with Tendency to Reality Therapy on Cyber Bullying. Unpublished Doctoral Dissertation. Sakarya University Institute of Educational Sciences, Sakarya.
1995, February 11 Creative Problem Solving by Assoc. Prof. Dr.Nuray Sungur in Kadıkoy Kavram Dershanesi
1995, February 18 Special Learning Disorders by Dr.Ümran Korkmazlar in Istanbul Institute of Behavioral Sciences
1995, March 11 A Projective Technique in Children’s Appraisal: Drawings by Prof.Dr.Haluk Yavuzer in Kadıkoy Kavram Dershanesi
1995, March 25 Self-Efficacy in Interpersonal Relationships and Assertivity Training by Dr.Frauke Teegen from Hamburg University Institute of Psychology in I.U. Capa School of Medicine Psychiatry Clinic
1995, April 1 The Neurophysiological Basis of Brain and Special Education by Bülent Madi, M.D. in Kadıkoy Kavram Dershanesi
1995, April 8 Adjective Check List (ACL) as a Personality Scale by Dr.Canan Savran in Kadıkoy Kavram Dershanesi
1995, April 29 Solution of the Interpersonal Conflicts through Mediation by Dr.Banu Pekkaya in Kadıkoy Kavram Dershanesi
1995, December 27 Communication in Family by Prof.Dr.Doğan Cüceloğlu in Besiktas Cultural Center
1997, September 2 Gestalt Workshop by Prof.Dr. Nilüfer Voltan Acar in Ankara University School of Educational Sciences
1998, October 3-4 School of Parents: Parental Training Program by Prof.Dr.Haluk Yavuzer in Private Edirne Beykent Schools
1999, February 14 Self-Psychology Studies by Psychologist Yavuz Erten in Icgoru Counseling Center
1999, April 25 Parent and Teacher Effectiveness Training Program by Psychologist Birsen Özkan in Private Edirne Beykent Schools
2000, December 11-16 Sexual Health Training for Trainers by Istanbul University Istanbul School of Medicine Division of Woman and Child Health Training and Research & Foundation of Human Resource Development in Istanbul Savoy Hotel
2001, January 29-30 Emergency Situation Management in Schools by Istanbul Department of National Education in Private Uskudar American High School
2002, July 25 Helping Children to Cope with the Trauma of War and Terrorism by Dr. Shulamit Niv & Dr. Yehuda Shacham in Nyborg Strand Hotel Denmark
2003, April 26-27 Medical Hypnosis Training-I by Medical Hypnosis Association in Yeditepe University School of Dentistry
2003, October 18-19 Medical Hypnosis Training-II by Medical Hypnosis Association in Yeditepe University School of Dentistry
2004, January 10 Training for Principals and Teachers by Assoc.Prof.Dr.İrfan Erdoğan in Private Edirne Schools
2004, December 13-14 Meeting for Evaluation of Trainers in Sexual Health Education by Istanbul University Istanbul School of Medicine Division of Woman and Child Health Training and Research & Foundation of Human Resource Development in Istanbul Nippon Hotel
2005, July 14 Self-Mutilation: Response of The School Psychologist by M. Pearrow in Educational Center of the National Bank of Greece
2005, July 16 Preventing Child and Adolescent Suicide by J.B. Lund in Educational Center of the National Bank of Greece
2005, July 17 Suicide Assessment and Intervention by K. Sievering in Educational Center of the National Bank of Greece
2005, September 10-11 Medical Hypnosis Training-III by Medical Hypnosis Association in Yeditepe University School of Dentistry
2008, April 12 On Reducing Pressing Global Problems By Psychosocial Means by Prof. Dr. Albert Bandura in Hyatt Regency Hotel Salon DE Irvine, California USA; Chair: Peter Bentler
2008, April 13 Introduction to Multilevel Modeling by Prof. Dr. Leona Aiken in Hyatt Regency Hotel Conference Theater Irvine, California USA
2008, April 25 Brain Connections: Non-Invasive Methods for Imaging and Modeling Interregional Connectivity in Vivo by Dr. Peter Fox in Tulane University Uptown Campus LBC Room 203 Stibbs
2010, May 8 Career Decision-Making in the 21st Century: Simple Techniques for Complex Times by Prof. Dr. Spencer Garey Niles in Bahçeşehir University Fazıl Say Conference Hall Istanbul
2010, May 8 Grief and Loss Counseling by Prof. Dr. Brandon Hunt in Bahçeşehir University Fazıl Say Conference Hall Istanbul
2013, October 21 The App Generation by Prof.Dr.Howard Gardner&Dr.Katie Davis in Harvard University Askwith Hall Cambridge, MA USA
2014, January 27-April 28 Cognitive Development, Education, and Brain: Theory & Practice by Prof.Dr.Kurt Fischer in Harvard University Larsen G08 Cambridge, MA USA
2014, February 6 Mind, Brain, and Education: A Synthesis by Charles Fadel in Harvard University Guttman 305 Cambridge, MA USA
2014, February 19 Happiness by Prof. Dr. Daniel Gilbert in Harvard University Nieman Lippmann House Cambridge, MA USA
2014, February 20 What Makes A Good Study? And What Makes A Good Paper? by Assoc.Prof.Dr.Katherine Masyn in Harvard University Guttman 305 Cambridge, MA USA
2014, February 27 The Bad Guys Know Your Pets Name by Matthew Matturro in Harvard University Wasserstein Hall 3007 Cambridge, MA USA
2014, March 11 Towards Long-Term and Actionable Prediction of Student Outcomes using Automated Detectors of Affect and Engagement by Assoc. Prof. Dr. Ryan Baker in Harvard University Larsen Hall 203 Cambridge, MA USA
2014, April 09 It’s Neuron! or How the Brain Really Works? by Prof. Dr. Randy Gallistel in Harvard University Harvard Hall 202 Cambridge, MA USA
2014, April 10 The Perception of Probability by Prof. Dr. Randy Gallistel in Harvard University Yenching Auditorium Cambridge, MA USA
2014, April 17 Rorschach Test: X-Rays of the Soul by Dr. Peter Galison in Harvard University Barker Center Room 133 Cambridge, MA USA
2014, April 24 Educational Challenges of the 21st Century by Prof. Dr. Fernando Reimers, Prof.Dr.Amar Bhide, Michael Casserly, Mitchell Chester, Deb Delisle, Nancy Hoffman in Harvard University Askwith Hall Cambridge, MA USA
2014, April 30 Reflections on Multiple Intelligences Theory by Prof. Dr. Howard Gardner in Harvard University Larsen G08 Cambridge, MA USA
Turkish Counseling and Guidance Association
Reward for the Most Successful Student of 1996 in the PhD Program in the Institute of Educational Sciences at Marmara University
Reward for the Highly Cited Person in Academic Publications in 2021 at Hasan Kalyoncu University
Cyberbullying
Cybervictimization
Problematic Internet Use
Digital Gaming Addiction
Chair of the Department
Scientific Board Member of the Turkish Green Crescent Society
Member of the Working Group related to Addictive Behaviors in the World Health Organization
