There are at least three artists with this name.
1)ISM was and is (?) also an american punk band from Queens, New York first releasing a 7inch in 1980. The 4 member group played hectic fast punk near hardcore. In some songs the band is using a keyboard or a piano that's creating a remarkable sound. Most of the original recordings are rare
Attack/Queen J.A.P. 7" single (1980, S.I.N. Records)
The Big Apple Rotten To The Core (1982, S.I.N. Records)
I Think I Love You/A7 7" single (1983, S.I.N. Records)
A Diet For The Worms LP (1983, S.I.N. Records)
I Think I Love You The Hits That Missed 1982-1989 (1990)
Journey Down Your Drain CD (1996, No Label Recordings)