It’s the end of an era. AppNexus co-founder and CEO Brian O’Kelley has stepped down from his operational role and will serve in an advisory capacity at Xandr, the AT&T-owned ad unit that acquired AppNexus in June. An internal memo, published below in its entirety, Xandr CEO Brian Lesser wrote: “As Brian and I discussed... Continue reading »
Brian O’Kelley’s departure as CEO of AppNexus surprised few in the industry who know him. His sharp opinions and independent mindset made him an ad tech provocateur and a fearless leader. But that same personality seemed incompatible with taking a subservient role to Xandr CEO Brian Lesser within the AT&T mega-corporation. After all, this is... Continue reading »
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