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Figure 2: Membership Composition of a "Typical" IBC 
(Percent of Total Members Per Committee in Parentheses) 
Categories of Members 
Average Number of Members 
1) Scientists in rDNA disciplines 5.8 
2) Peripherally related scientists 1.3 
3) Related administrators 1.2 
4) Nonrelated scholars 1.1 
5) Public representatives .3 
6) Workers .2 
7) Nonrelated administrators .1 
8) Students* .1 
9) Other JL_ 
TOTAL 10.2 
* Computed only for IBCs of educat ional in stitutions . 
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