Legal Standards and requirements exist for dermatologists wishing to serve as expert witnesses. Case law, statutes and licensing/credentialing groups exist to regulate the practice to ensure honesty and integrity. Penalties and sanctions exist for deceptive and fraudulent opinions. However, conversely, private groups must be careful in their efforts to not libel savvy experts or interfere with their legitimate work. Semin Cutan Med Surg 32:234-235 © 2013 Frontline Medical CommunicationsLegal Standards and requirements exist for dermatologists wishing to serve as expert witnesses. Case law, statutes and licensing/credentialing groups exist to regulate the practice to ensure honesty and integrity. Penalties and sanctions exist for deceptive and fraudulent opinions. However, conversely, private groups must be careful in their efforts to not libel savvy experts or interfere with their legitimate work. Semin Cutan Med Surg 32:234-235 © 2013 Frontline Medical Communications