He made a lot of progress toward getting SBCL to be bootstrappable
under CLISP.
+Gabor Melis:
+ He mainly worked on robustness related to signal handling, threads,
+ timers with small excursions to constraint propagation, weak hash
+ tables (based on CMUCL code) and optimizing x86/x86-64 calling
+ convention.
+
Perry E. Metzger:
He ported SBCL to NetBSD with newer signals, building on the
work of Valtteri Vuorikoski. He also provided various cleanups to
floating point stuff. Various patches and fixes of his have been
ported to SBCL, including his Sparc port of linkage-table.
+Larry Valkama:
+ He resurrected the HPUX port, and worked on the HPPA backend in
+ general.
+
Peter Van Eynde:
He wrestled the CLISP test suite into a mostly portable test suite
(clocc ansi-test) which can be used on SBCL, provided a slew of
DTC Douglas Crosher
JES Juho Snellman
JRXR Joshua Ross
+LAV Larry Valkama
MG Gabor Melis
MNA Martin Atzmueller
NJF Nathan Froyd
PVE Peter Van Eynde
PW Paul Werkowski
RAM Robert MacLachlan
+TCR Tobias Rittweiler
THS Thiemo Seufer
VJA Vincent Arkesteijn
WHN William ("Bill") Newman