266 • Impacts of Applied Genetics — Micro-Organisms, Plants, and Animals 
Sinsheimer, Robert, "Two Lectures on Recombinant 
DNA Research,” in The Recombinant DNA Debate, 
D. Jackson and Stephen Stich (eds.) (Englewood 
Cliffs, N.J.: Prentice Hall, 1979), pp. 85-99. 
Argues for proceeding slowly and thoughtfully 
with genetic engineering, for it potentially has 
far-reaching consequences. 
Tribe, Laurence, "Technology Assessment and the 
Fourth Discontinuity: The Limits of Instrumental 
Rationality,” Southern California Law Review 46 
(#3): 617-660, June 1973. 
An essay on the fundamental task facing man- 
kind in the late 20th century; the problem of 
choice of tools. New knowledge, especially from 
biology, will increasingly offer options for tech- 
nology, the use of which will cause changes in 
human v'alues. 
