Minutes of 3/21/07 APD meeting M Church 1) Department news: 8 people from APD have been approved to attend PAC07. Please start your paperwork. There are 3 excellent summer intern programs at Fermilab (deadline for one may have expired). If you wish to apply for one of these students, please let Mike Church know. Nikolai introduced Konstantin Gudima, a visiting scientist who will be working in the ED group. 2) Special report -- Yuri introduced Leonid Vorobiev. Leonid will be working withBob Zwaska on ecloud calculations. He gave a summary of the recent MAP and Ecloud Feedback Workshop at Indiana University. MAP stands for Midwest Accelerator Physics collaboration. See http://physics.indiana.edu/~shylee/ap/mwapc/epws.html for a posting of all the talks. 3) Regular report -- Alex Valishev gave a summary of the current status of the ILC main linac design. See Beams-Doc-2679 for details. 4) Regular report -- CY Tan gave a description of FNAL and other efforts on continuous headtail chromaticity measurements. See Beams-Doc-2710 for details.