TABLE 1.

GTA demographics^a

	Value	% responding
% Female	33	100
% Domestic	87	100
% In PhD program	73	100
Year in current program (mean ± SD)	3.5 ± 1.8	87
% Nonuniversity teaching experience	20	93
% Other university teaching experience (non-GTA)	33	93
% Prior GTA experience	66	73
of which terms GTA (mean ± SD)	4.1 ± 4.2	100
% Prior Bis2A GTA experience	40	100
of which terms Bis2A GTA (mean ± SD)	3.3 ± 2.3	86

^aAll teaching experience is before and not including study term. Mean and SD for length of teaching experience do not include respondents who reported no experience in that category. n = 15 GTAs.