1. Editor’s commentary

   • John P. Mulhall

   EditorialNotes Pages: 73 - 73

2. Web alert

   News Pages: 74 - 74

3. Epidemiologic evidence supporting the association between bicycle riding and erectile dysfunction

   • Vincent Huang
   • Irwin Goldstein
   • Ricardo Munarriz

   OriginalPaper Pages: 75 - 77

4. Bicycling: Is it an independent risk factor for erectile dysfunction?

   • Gerald Brock

   OriginalPaper Pages: 78 - 80

5. Melanocortins in sexual function

   • Jeremy P. W. Heaton
   • Alvaro Morales
   • Michael A. Adams

   OriginalPaper Pages: 83 - 86

6. Diabetes and erectile dysfunction

   • John Gore
   • Jacob Rajfer

   OriginalPaper Pages: 87 - 91

7. Retarded ejaculation

   • Michael A. Perelman

   OriginalPaper Pages: 95 - 101

8. Transdermal therapies for Peyronie’s disease

   • Laurence A. Levine

   OriginalPaper Pages: 102 - 105

9. Evolution of delivery systems for testosterone administration

   • Joel M. Kaufman

   OriginalPaper Pages: 109 - 114