LATs are an emerging group of couples who are living-apart-together and are predicted to be the next indentifiable trend according in the 2011 Census according to the Office of National Statistics.
It's turning coupledom upside down because its saying people don't have to live together to be committed partners.
Jenni talks to Fiona Williams, Professor of Social Policy at the Universiy of Leeds, and author and Ex-LAT Deborah Moggach.
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