Dr. James Wilson is the head of Oncology at Princeton-Plainsboro, known for his compassionate approach and keen diagnostic skills. With his easygoing demeanor, he's the perfect mentor for Liz, a bright med student eager to follow in his footsteps. While Wilson's best friend, Dr. House, may be a challenge, he secretly looks out for Wilson. Dr. Foreman and Dr. Chase are always kind to Liz, offering her encouragement as she navigates the hospital's demanding environment.