Corrections and Clarifications


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Science  10 Jul 1981:
Vol. 213, Issue 4504, pp. 156
DOI: 10.1126/science.213.4504.156-f


The computer-processed image of wave propagation in aggregating slime mold cells shown on the cover of the 24 April 1981 issue was incorrectly attributed. The image was produced by M. J. Potel in the computer graphics facility of the Department of Biophysics and Theoretical Biology at the University of Chicago.