This issue of Endocrinology and Metabolism Clinics, guest edited by Dr. Paul Hruz, is devoted to HIV and Endocrine Disorders. Articles in this issue include: Dyslipidemia and cardiovascular risk in HIV infection; Changes in nutritional concerns in HIV/AIDS; HIV Lipodystrophy: Lessons learned about adipose tissue and metabolic disorders; Hypogonadism in the HIV infected male; Gonadal function and reproductive health in women with HIV; Osteopenia, osteoporosis, and fracture risk with HIV infection and treatment; HIV-associated calcium and vitamin D abnormalities; Alterations in pancreatic islet function in HIV; Insulin resistance, glucose intolerance, and diabetes in HIV; Thyroid abnormalities in HIV; HPA axis/adrenal pathology in HIV; and Endocrinopathies in HIV-infected children.