 Lin 's parents are both 5 feet 6 inches ( 1 @.@ 68 m ) tall . His maternal grandmother 's family was tall , and her father was over 6 feet 0 inches ( 1 @.@ 83 m ) . Lin has an older brother , Josh , and a younger brother , Joseph . Gie @-@ Ming taught his sons to play basketball at the local YMCA . Shirley helped form a National Junior Basketball program in Palo Alto where Lin played . She worked with coaches to ensure his playing did not affect academics . She was criticized by her friends for letting Lin play so much basketball , but let him play the game he enjoyed . 
