By Julia Banim At 21, transgender model Miriam Rivera became known all across the world \- but it wasn’t exactly the stardom she’d dreamed of. Born in 1981 in Mexico, strong-minded Miriam began her transition as a pre-teen and fled the family home at the age of 14. She went on to make a life for herself in the ballrooms of New York City, where she wowed others on the scene with her extraordinary beauty. In the early noughties, Miriam took another brave leap – venturing across the pond to London, to join punk trans girl band Speed Angels. It was here that she signed up for a dating show that wo…