After 17 years with the publication, including six years in his most recent role, Andrew McMains has stepped down from his post as senior editor at Adweek. He previously served as a senior reporter since 2000, having joined as a reporter in 1997. Additionally, advertising and branding editor Jesse Oxfeld has exited after several months at the magazine. Follow Adweek on Twitter for news, insight and community for marketers, media and agencies.