| ROBINS-I: a tool for assessing risk of bias in non-randomised studies of interventions JAC Sterne, MA Hernán, BC Reeves, J Savović, ND Berkman, ... bmj 355, 2016 | 18549 | 2016 |
| The handbook of research synthesis and meta-analysis HM Cooper, LV Hedges, JC Valentine Russell Sage Foundation Publications, 2009 | 9612* | 2009 |
| The handbook of research synthesis and meta-analysis HM Cooper, LV Hedges, JC Valentine Russell Sage Foundation Publications, 2009 | 9179* | 2009 |
| Effectiveness of mentoring programs for youth: A meta‐analytic review DL DuBois, BE Holloway, JC Valentine, H Cooper American journal of community psychology 30 (2), 157-197, 2002 | 2795 | 2002 |
| The relation between self-beliefs and academic achievement: A meta-analytic review JC Valentine, DL DuBois, H Cooper Educational psychologist 39 (2), 111-133, 2004 | 2194 | 2004 |
| How effective are mentoring programs for youth? A systematic assessment of the evidence DL DuBois, N Portillo, JE Rhodes, N Silverthorn, JC Valentine Psychological science in the public interest 12 (2), 57-91, 2011 | 1953 | 2011 |
| Standards of evidence: Criteria for efficacy, effectiveness and dissemination BR Flay, A Biglan, RF Boruch, FG Castro, D Gottfredson, S Kellam, ... Prevention science 6 (3), 151-175, 2005 | 1880 | 2005 |
| How many studies do you need? A primer on statistical power for meta-analysis. Journal of Educational and Behavioral Statistics, 35, 215–247.(DOI: 10.3102/1076998609346961). JC Valentine, TD Pigott, HR Rothstein Journal of Educational and Behavioral Statistics 35 (3), 375, 2010 | 1543* | 2010 |
| Effect sizes for continuous data M Borenstein, H Cooper, L Hedges, J Valentine The handbook of research synthesis and meta-analysis 2, 221-235, 2009 | 1432 | 2009 |
| Personality and aggressive behavior under provoking and neutral conditions: a meta-analytic review. B Bettencourt, A Talley, AJ Benjamin, J Valentine Psychological bulletin 132 (5), 751, 2006 | 1042 | 2006 |
| Relationships between five after-school activities and academic achievement. H Cooper, JC Valentine, B Nye, JJ Lindsay Journal of educational psychology 91 (2), 369, 1999 | 789 | 1999 |
| Making the most of summer school: A meta-analytic and narrative review H Cooper, K Charlton, JC Valentine, L Muhlenbruck, GD Borman Monographs of the society for research in child development, i-127, 2000 | 781 | 2000 |
| Using research to answer practical questions about homework H Cooper, JC Valentine Educational psychologist 36 (3), 143-153, 2001 | 764 | 2001 |
| Violent video games: Specific effects of violent content on aggressive thoughts and behavior CA Anderson, NL Carnagey, M Flanagan, AJ Benjamin, J Eubanks, ... Advances in experimental social psychology 36, 200-251, 2004 | 703 | 2004 |
| Research synthesis as a scientific process H Cooper, LV Hedges, JC Valentine The handbook of research synthesis and meta-analysis 2, 3-17, 2009 | 654 | 2009 |
| Grey literature in meta-analyses VS Conn, JC Valentine, HM Cooper, MJ Rantz Nursing research 52 (4), 256-261, 2003 | 545 | 2003 |
| Therapeutic alliance, empathy, and genuineness in individual adult psychotherapy: A meta-analytic review JB Nienhuis, J Owen, JC Valentine, S Winkeljohn Black, TC Halford, ... Psychotherapy Research 28 (4), 593-605, 2018 | 405* | 2018 |
| Effect size substantive interpretation guidelines: Issues in the interpretation of effect sizes JC Valentine, H Cooper Washington, DC: What Works Clearinghouse, 1-7, 2003 | 403 | 2003 |
| How to do a good systematic review of effects in international development: a tool kit H Waddington, H White, B Snilstveit, JG Hombrados, M Vojtkova, ... Journal of development effectiveness 4 (3), 359-387, 2012 | 359 | 2012 |
| Interventions to increase physical activity among aging adults: a meta-analysis VS Conn, JC Valentine, HM Cooper Annals of behavioral medicine 24 (3), 190-200, 2002 | 345 | 2002 |