In 2006 Maura Grossman was promoted to counsel at Wachtell, Lipton, Rosen & Katz, after seven years as a litigation associate. Most Wachtell counsel develop a specialty, and Grossman was considering legal ethics. Her mentor, partner Meyer Koplow, suggested something else: electronic discovery.

“He said: ‘Trust me on this. Electronic discovery is going to be a big deal,’” Grossman says.