This is the Bart Nagel info page. Seems there are more Bart Nagels than one would have thought (or perhaps hoped). If you're looking for one or more of them, these are the three that count:

Bart Nagel, the American photographer: www.bartnagel.com

Bart Nagel, the Dutch journalist: www.bartnagel.net

Bart Nagel, the English web designer: www.bnagel.net