On April 18 at NeueHouse Madison Square in New York, Adweek gathered thought leaders together to discuss addressability, measurement and data trends. 1 Kavita Vazirani, evp, strategic insights and analytics, NBCUniversal. 2 Attendees ask questions. 3 (L. to r.) Ed Gaffney, director of implementation research and marketplace analytics, GroupM North America; Vazirani; Lauren Wiener, CEO, Tremor Video DSP; Raghu Kodige, co-founder and chief product officer, Alphonso; Adweek’s Chris Ariens. 4 The Alphonso team poses for a group shot. 5 Mastercard’s Justin Flood (l.), manager, ad intelligence, and Jay Sears, group head, svp, ad intelligence. 6 Ashish Chordia, co-founder and CEO, Alphonso. 7 Attendees network at breakfast. 8 Bryson Gordon (r.), evp, advanced advertising, Viacom, and Adweek’s Josh Sternberg. 9 Trilia Media’s Ryan Healey (l.) and Jeff Cavallo. 10 Guests mingle.…