SLIDESHOW: Gender neutral model Andrej Pejic

In this Jan. 27, 2012 photo, photographer Sebastien Micke, right, photographs transgender model Andrej Pejic on a rooftop in New York.

Photographer Sebastien Micke pins the outfit of model Andrej Pejic, right, as they prepare for a photo shoot in New York on Jan. 27, 2012.

Model Andrej Pejic, changes outfits during a photo shoot in New York on Jan. 27, 2012. Pejic is one of the most recognizable - and controversial - faces in the industry. He's the only top-tier fashion model who can walk down the runway as either a man or a woman.

In this Jan. 27, 2012 photo, transgender model Andrej Pejic has make-up applied by Cecelia Romero for a fashion shoot in New York.

In this Jan. 27, 2012 photo, photographer Sebastien Micke, left, and assistant Russ Heller, photographs transgender model Andrej Pejic on a rooftop in New York.

Model Andrej Pejic is groomed by Cecelia Romero for a photo shoot in New York on Jan. 27, 2012.

In this Jan. 27, 2012 photo, photographer Sebastien Micke, left, and assistant Russ Heller, photographs transgender model Andrej Pejic on a rooftop in New York.

In this Jan. 27, 2012 photo, transgender model Andrej Pejic has make-up applied by Cecelia Romero for a fashion shoot in New York. Transgender models have promoted the work of Marc Jacobs and Jean Paul Gaultier, but it is a man with no plans for gender reassignment surgery who ís straddling the line like no other. Pejic, 20, says he's perfectly happy being gender neutral. Some in the fashion industry see Pejic as a sign of a new gender fluidity.

In this Jan. 27, 2012 photo, transgender model Andrej Pejic looks over wardrobe choices with photographer Sebastien Micke, right, for a photo shoot, as Micke's assistant, Russ Heller, checks the weather in New York.

Andrej Pejic wears a creation by French fashion designer Jean Paul Gaultier as part of his Men's fall-winter 2011/2012 fashion collection presented in Paris on Jan. 20, 2011.

Andrej Pejic wears a creation by French fashion designer Jean Paul Gaultier as part of his Men's fall-winter 2011/2012 fashion collection presented in Paris on Jan. 20, 2011.

Andrej Pejic wears a creation by French Fashion designer Jean Paul Gaultier as part of his presentation for Women's Spring Summer 2012 Haute Couture fashion collection presented in Paris on Jan. 25, 2012.