“…Freedman, 1968 [22] Personal reflections No Svoboda, 1971 [10] Personal comments based on experience No Marsh, 1980 [23] Hypothesis testing Yes Weber et al, 1983 [24] Hypothesis testing Yes Marsh, 1984 [25] Hypothesis testing Yes Grzelkowski, 1987 [26] Case study No Zoller and Ben-Chaim, 1989 [27] Survey + Case study Yes Murray, 1990 [28] Review No Fernald and Webster, 1991 [29] Case study No Haynie, 1991 [17] Hypothesis testing Yes Andrada and Linden, 1993 [8] Hypothesis testing Yes Ansell, 1996 [30] Collaborative THE (voluntary pairing) + final ICE No Norcini et al, 1996 [31] Hypothesis testing Yes Hall, 2001 [15] Pilot study with optional take-home test No Mallory, 2001 [2] Case study No Zoller, 2001 [12] Case study No Haynie, 2003 [32] Hypothesis testing Yes Bredon, 2003 [11] Multiple choice THE Yes Tsaparlis and Zoller, 2003 [33] Synthesizing from others Yes Giordano et al, 2005 [34] Hypothesis testing Yes Moore and Jensen, 2007 [35] Hypothesis testing Yes Williams and Wong, 2009 [1] Online survey, students reminded by e-mail No Frein, 2011 [36] Hypothesis testing Yes Giammarco, 2011 [6] Hypothesis testing Yes Lopez et al, 2011 [3] Case study No Rich, 2011 [4] Theoretical work No Marcus, 2012 [37] Review No Tao and Li, 2012 [38] Hypothesis testing Yes Hagström and Scheja, 2014 [39] Hypothesis testing Yes Rich et al, 2014 [40] Hypothesis testing Yes Sample et al, 2014 [41] Hypothesis testing Yes Johnson et al, 2015 [42] Case study Yes Downes, 2017 [43] Review No D'Souza and Siegfeldt, 2017 [44] Hypothesis testing Yes Lancaster and Clarke, 2017 [45] Review No…”