John D. Miller.

About John D. Miller

John Douglas Miller is a retired television advertising and marketing executive who led the marketing of the National Broadcasting Company (NBC) for decades. He was chief marketing officer (CMO) of NBCUniversal (NBCU), the NBC Sports Group, and NBC Olympics; chaired the NBCU Marketing Council; co-founded the NBC Agency; and oversaw the network's joint marketing collaborative process known as Symphony. He was part of the team behind the successful 'Must See TV' promotional campaign and the 'NBC 2000' promotional campaign, which changed television promoting and marketing and defined industry practices. He marketed renowned series including Friends, Seinfeld, ER and others, as well as 12 NBC Olympic broadcasts and other sports events. He retired in 2022 after 50 years in the broadcast media industry, 43 of which were with NBC.