Transplantation is the preferred modality of replacement therapy for most patients with kidney failure. In the United States, more than 3,000 new patients are registered each month on the kidney transplant waiting list for this life-saving therapy. A potential kidney transplant recipient’s evaluation typically begins with a referral by the general nephrologist to a transplantation center. In this installment in the Core Curriculum in Nephrology, we endeavor to achieve a shared understanding of the patient factors that contribute to optimal patient and allograft outcomes following kidney transplantation.