Derek Duarte, President of Blackstone Discovery, on eDiscovery and the Value of Working Face-to-Face With Customers Posted on February 1, 2018 Posted in Interviews Derek Duarte, President of Blackstone Discovery, spoke with Kevin O’Keefe at Legalweek 2018 about the growth of international eDiscovery market opportunities, and the value of interfacing with clients in person, through all levels of the company.