University Child Development Center classmates Colin McGuire (left) and Gannon Crangle (right) top off their ice cream desserts with help from their respective grandmothers while Radley Bergfeld awaits his turn.

University Child Development Center classmates Colin McGuire (left) and Gannon Crangle (right) top off their ice cream desserts with help from their respective grandmothers while Radley Bergfeld awaits his turn.
University Child Development Center classmates Colin McGuire (left) and Gannon Crangle (right) top off their ice cream desserts with help from their respective grandmothers while Radley Bergfeld awaits his turn.
University Child Development Center classmates Colin McGuire (left) and Gannon Crangle (right) top off their ice cream desserts with help from their respective grandmothers while Radley Bergfeld awaits his turn.
Grossman and his research collaborators found motivated reasoning as one of the root causes of why invitees so often respond to invitations with ‘maybe’ instead of a definitive ‘yes’ or ‘no.’