The Concept Design Center’s 20th Anniversary will be held on Tuesday, November 17th from 1-2pm. The celebration includes talks by Chuck Gustafson, Todd Nygren and Rob Stevens. Awards ceremony and group photos follow the speeches. Donuts, fruit and coffee will be provided. Following the ceremony, the A4 CDC Lab will have an open house from 2-4 pm in the basement of the CDC. All retirees are invited to honor the 120 active team members, over 350 studies and 10,000 donuts. Please contact Rhoda Novak (Rhoda.Novak@aero.org) or Marilee Wheaton (Marilee.Wheaton@aero.org,  (310-336-1220) for further information.