Table 1. Demographic Information.

Participant	Age	Diagnosis	Reading level	Studies
Ernie	23	Moderate MR,a Prader-Willi syndrome	Grade 1	1, 2, 3
Seth	23	Moderate MR, Down syndrome	Grade 3	1, 2, 3
Robin	37	Moderate MR	Grade 1	1
Ariel	23	Mild MR, Prader-Willi syndrome	Grade 2	1, 3
Hayley	33	Mild MR, Prader-Willi syndrome	Grade 3	1, 3
Justin	21	Mild MR	Grade 2	1
Becky	20	Moderate MR, Prader-Willi syndrome	Grade 3	2, 3
Tess	27	Mild MR, Prader-Willi syndrome	Grade 3	2, 3
Mark	36	Moderate MR	Grade 2	2, 3
Kara	29	Mild MR, Prader-Willi syndrome	Grade 5+	2, 3
Maisy	48	Moderate MR, cerebral palsy, seizure disorder	Grade 3	3

^aMR  =  mental retardation.