We make header bidding simple – instead of running exchange partners through a waterfall in order to sell an impression, publ ... ishers surface the impression to all sources of demand simultaneously. The highest bidder wins and then signals to the publisher ad server that an ad has been sold. We think header bidding is a significant advancement to the ways in which programmatic auctions are run, providing both the buy and sell sides with value. This is the value unlocked by the header tag bidder both as a driver of programmatic demand, and as a solution that allows for the effortless plug-in of additional third-party header bidding providers. read more