The Mosaic Foundation of Rita and Peter Heydon is a charitable foundation that was run by Rita Heydon and her husband Peter Heydon.
Rita Heydon died of cancer on Jan. 8, 2015.
Rita Heydon's obituary: http://obits.mlive.com/obituaries/annarbor/obituary.aspx?n=henrietta-m-heydon-rita&pid=173802816