
 Cassels, J. W. S.  Geometric Galois Actions: Volume 1, Around Grothendieck's Esquisse D'un Programme Books at Real ... 
  By Grothendieck, Alexander (Author), Schneps, Leila (Editor), Lochak, Pierre (Editor), Cassels, J. (Series Editor). 
  It contains several articles on subjects directly related to the ideas explored in the manuscripts, including surveys of mathematics due to Grothendieck, explanations of points raised in the Esquisse, and surveys on progress in the domains described there. 
  Grothendieck, Alexander (Author),Schneps, Leila (Editor),Lochak, Pierre (Editor),Cassels, J. (Series Editor). 
 www.realgroovy.co.nz /books/isbn/0521596424 (522 words) 
