At MBInteractive , Briggs continued his work on marketing effectiveness creating the widely cited 1997 IAB Advertising Effectiveness Study. .
At MBInteractive , Briggs inventing an early version of behavior targeting with leading online ad servers .
At MBInteractive , Briggs continued his work on marketing effectiveness creating the widely cited 1997 IAB Advertising Effectiveness Study. , and inventing an early version of behavior targeting with leading online ad servers .