Independent concert promoter I.M.P. has announced the appointment of Cherise Rhyns to general manager of DC’s Lincoln Theatre and that Jen Hass and Zhubin Aghamolla will co-lead I.M.P.’s booking department. The Washington, D.C.-based company owns local venues the 9:30 Club and The Anthem and operates Merriweather Post Pavilion and the Lincoln Theatre.