https://www.sfgate.com/news/crime/article/2-women-shot-in-Old-Town-Scottsdale-business-12961686.php

Pitt, 59, assisted in the investigation of the 1996 death of 6-year-old JonBenet Ramsey, who was found dead at her home in Boulder, Colorado. A decade later, he helped Phoenix police in the Baseline Killer investigation as they sought a man who was later convicted of killing nine people. The website of Burt/Feldman/Grenier, the law firm that employed Sharp and Anderson, says it practices divorce, child support and other aspects of family law litigation and mediation.

They've 'linked" the killings, but have not said why yet. Will need to find out what else this Psych doc worked on...