A postmodern heavily experimental poet who anticipated trends in both the concrete and the word-sound/total-language-weirdness poem category (and was part of the Black Arts Movement), but whom never shared in any of the respect of being a part of that canon.
Here is a short bit about his neglect and critical merits:http://www.octopusmagazine.com/Issue0...
A nice critical piece on The Matrix and the stylistic innovation of odd kerning:
http://www.poetryfoundation.org/harri...
and for the group's perusal, his first book:
http://eclipsearchive.org/projects/MA...
& his second:
http://eclipsearchive.org/projects/EC...