“…Self‐determination develops over the lifespan through person–environment interactions that satisfy psychological needs (Deci & Ryan, ; Grolnick, Deci, & Ryan, ) and support component behaviours and attitudes of causal agency (Wehmeyer, Shogren, Little, & Lopez, ). People with intellectual and developmental disabilities (IDD) tend to report lower levels of self‐determination than do their peers without disabilities (Mumbardó‐Adam, Shogren, Guàrdia‐Olmos, & Giné, ; Wehmeyer & Metzler, ) and with learning disabilities (Chou, Wehmeyer, Palmer, & Lee, ; Seong, Wehmeyer, Palmer, & Little, ). Although cognitive ability may impact the support needed to develop and express self‐determination, socioecological factors are essential for understanding this difference (Shogren, ; Wehmeyer et al, ).…”