Sean Watkins, a member of the progressive bluegrass band Nickel Creek, released his debut album in 1991. Sean and his sister Sara, along with father and son duo Scott and Chris Thile, formed Nickel Creek in San Diego in 1990. The four met at a weekly pizza parlor show by the southern California group Bluegrass Etc. Sean showed virtuosic talent early on, reaching the finals in both mandolin and guitar at the National Flatpicking Championship at the age of 16. In 1994, Nickel Creek reached the regional division of the Pizza Hut International Bluegrass Band Championship. The band...