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by Blumenfeld, Hal; Purves, Dale; Augustine, George J.; et al.
by Foster, Hal; Bacon, Alex; Craig-Martin, Michael (CON); et al.
by Foster, Hal; Krauss, Rosalind; Bois, Yve-Alain; et al.
by David Wolber; Hal Abelson; Ellen Spertus; et al.
by Andrew Gelman; John B. Carlin; Hal S. Stern; et al.
by Hal Pawson; David Millins; Tony Gilmour
by Twain, Mark; Holbrook, Hal; Barrow, David; et al.