SIGMA Assessment Systems Inc.

Great Leaders are Independent - A Leadership Skill Development Guide

SIGMA Assessment Systems (SIGMA), leading provider of executive consulting and talent assessments, is proud to announce the release of a new Emotional Intelligence (EI) Series.

Succession planning is important! Check out SIGMA's latest case to follow Sony (Jeopardy!) in their battle to find a successor for Alex Trebek.

How to Be an Inspirational Role Model; SIGMA Releases New PDF Guide