Summary: This is the answer to ESA's Announcement of Opportunity for the creation of DPAC Coordination Unit 9 (CU9).

Bibtex entry for this abstract:

@UNPUBLISHED{LL:XL-033,
author = {X.~Luri and W.J.~O'Mullane and J.~Alves and F.~Arenou and A.G.A.~Brown and S.~Els and N.~Hambly and A.~Helmi and S.~Jordan and A.~Krone-Martins and F.~{van~Leeuwen} and E.~Masana and P.~{Di~Matteo} and E.~Mercier and A.~Moitinho and P.~Osuna and J.~Salgado and D.~Tapiador and N.~Walton},
title={{D}elivering the promise of {G}aia, response to {E}{S}{A}'s {A}nnouncement of {O}pportunity},
institution={University of Barcelona (Dept. Astronomia i Meteorologia)},
year={2013},
month={February},
url={http://www.rssd.esa.int/doc_fetch.php?id=3165853},
note={GAIA-C9-PL-UB-XL-033},
type={Policy}
}