 In dogs, cerebellar abiotrophy is also usually an autosomal recessive gene, but in a few breeds, such as the English Pointer, the gene is sex-linked.John Martin (American racing driver)

John Martin (March 20, 1939 – November 20, 2019), was a driver in the USAC and CART Championship Car series.He raced in the 1970-1977 and 1979-1980 seasons, with 52 career starts, including the 1972-1976 Indianapolis 500 races.