A theory of career choice http://www.nytimes.com/interactive/2016/04/10/education/edlife/10Coach-Graphic.html?rref=collection%2Fsectioncollection%2Feducation&action=click&contentCollection=education®ion=stream&module=stream_unit&version=latest&contentPlacement=10&pgtype=sectionfront
Old news. Holland's work is almost 4 decades old. Here's a quick rundown: Career Development - IResearchNet Holland focused on career selection. Super focused on career development. There are others, but those two will get you by.