Mark Hanford is bassist of SA90. He previously played bass in Santa Cruz band, The Sealants. He moved to Santa Cruz in early 1997 from Boise, Idaho where he was heavily involved in the music scene. In Boise, he played bass in Haggis and did the "Mutant Pop" radio show on public radio station KBSU from 1986 until his departure in December of 1996. He was also a columnist for Maximum RocknRoll from 1996 to 2003, doing the Netpunk column on punk and the Internet.