Special issues of Mathematics in Computer Science http://www.cc4cm.org/mcs CALL FOR PAPERS - Symbolic Computation and Cryptography Guest editors: Jean-Charles Faugere and Ludovic Perret Submission deadline: September 30, 2008 http://fgbrs.lip6.fr/CFP/scc08_mcs.html - Algorithms and Complexity at the Interface of Mathematics and Computer Science Guest editors: Gert Vegter and Chee Yap Submission deadline: September 15, 2008 http://www.cs.rug.nl/~gert/content/mcs-cfp.html - Polynomial System Solving Guest editor: Fabrice Rouillier Submission deadline: September 1, 2008 http://fgbrs.lip6.fr/fabrice/MCS - Symbolic Computation in Biology Guest editors: Hirokazu Anai, Katsuhisa Horimoto, and Hiroshi Yoshida Submission deadline: August 31, 2008 http://www.cbrc.jp/~horimoto/MCS_si/