The NSH sponsored Immunohistochemistry Resource Group (IHCRG) is a standing committee for those working in IHC. We are a network of over 500 from all over the world working in IHC. NSH members have at no cost the privilege of joining the IHC Resource Group online at www.ihcrg.org . Members of the IHCRG can access many resources including an email list serve similar to HISTONET but focused just on IHC issues. Members can send and receive IHC related messages to the list serve at ihcrg@googlegroups.com. The IHCRG website at www.ihcrg.org offers a reference list, advice for preparing for the ASCP QIHC exam, links to other IHC resources and the list of those registered with the IHCRG with their expertise and contact information. Anita Ostrander is the chairperson for the IHCRG. The IHCRG network of members includes those working in IHC in clinical, research, biotech industry, and veterinary sciences.