The following document(s) are now available from the NSF Online Document System. Dear Colleague Letter - U.S.-China Collaboration in Mathematical Research URL : http://www.nsf.gov/publications/pub_summ.jsp?ods_key=nsf08015 Type : Program Announcements & Information Subtype : Math/Physical Sciences Protein Data Bank Management URL : http://www.nsf.gov/publications/pub_summ.jsp?ods_key=nsf08507 Type : Program Announcements & Information Subtype : Biology Dear Colleague Letter - Encouraging Submission of Proposals involving Complexity and Interacting Systems to Programs in the Social, Behavioral and Economic Sciences URL : http://www.nsf.gov/publications/pub_summ.jsp?ods_key=nsf08014 Type : Program Announcements & Information Subtype : Social/Behavioral Sciences Dear Colleague Letter - Research and Evaluation on Education in Science and Engineering URL : http://www.nsf.gov/publications/pub_summ.jsp?ods_key=nsf08012 Type : Program Announcements & Information Subtype : Education =============================================== MyNSF (formerly Custom News Service) http://www.nsf.gov/mynsf/ Please send questions and comments to webmaster@xxxxxxx