His father , a mechanical engineer , began his career designing conveyor systems before joining the Boeing Company .
Alley was born in Kalamazoo , Michigan , United States , the son of Nafe and Behle Alley .
son 's father , a mechanical engineer , began his career designing conveyor systems before joining the Boeing Company .
Alley was born in Kalamazoo , Michigan , United States , the son of Nafe and Behle Alley .