Human Resource Executive^® magazine, the premier publication focused on strategic issues in HR, today announced that Barry Libert, digital board member, CEO advisor, angel investor and co-author of the upcoming book, The Network Imperative: How to Survive and Grow in the Age of Digital Business, will present the opening keynote at the 19th Annual HR Technology Conference & Exposition^®, taking place Tuesday, October 4 through Friday October 7, 2016 at McCormick Place in Chicago.