J A C K M A N N I O N was born in Platte, South Dakota. He served in the US Army during the Korean War and worked as a barber while pursuing a BA. He later worked as a social worker and worked with...ver másJ A C K M A N N I O N was born in Platte, South Dakota. He served in the US Army during the Korean War and worked as a barber while pursuing a BA. He later worked as a social worker and worked with a county probation department. A father of two adult children and a grandfather, he currently lives in California.ver menos