Dr Temple Grandin, has spent 30 years fighting for animal welfare reform by looking at livestock handling through the eyes of a cow.
She is also internationally famous as a spokesperson on autism, of which she has first hand experience.
At the age of two when she couldn't speak doctors thought she had "brain damage" as the diagnosis of autism was still new,
Now she's a leader in autism awareness and proof that difference doesn't mean less,
Her acclaimed work in humane livestock handling has been influenced and motivated by her condition
And her contribution to both fields (autism and animal welfare) has been so sucessful that an HBO movie, was made about her .
Recently the professor of animal science at Colorado State University has been in New Zealand speaking about how to see the world through animal eyes.
She talks to Kathryn Ryan.