[1] GEORGETOWN UNIV, WASHINGTON, DC USA
[2] KENNEDY INST, LONDON W6 7DW, ENGLAND
[3] UNIV DELAWARE, NEWARK, DE USA
[4] ROYAL VICTORIA HOSP, MONTREAL H3A 1A1, PQ, CANADA
[5] UNIV TENNESSEE, KNOXVILLE, TN USA
[6] NIH, OFF PROTECT RES RISKS, BETHESDA, MD USA
[7] WORLD RESOURCES INST, WASHINGTON, DC 20006 USA
[8] CUNY, JOHN J COLL CRIMINAL JUSTICE, NEW YORK, NY 10021 USA
[9] ZEN MT MONASTERY, MT TREMPER, NY USA
[10] TUFTS UNIV, CTR ANIM & PUBL POLICY, MEDFORD, MA USA
[11] PURDUE UNIV, W LAFAYETTE, IN 47907 USA
[12] UNIV MARYLAND, INST PHILOSOPHY & PUBL POLICY, BALTIMORE, MD 21201 USA