Convolution and related concepts, P.A. Jansson; distortion of optical spectra, P.A. Jansson; traditional linear deconvolution methods, P.A. Jansson; modern constrained nonlinear methods, P.A. Jansson; convergence of relaxation algorithms, P.C. Crilly; instrumental considerations, W.E. Blass and G.W. Halsey; deconvolution examples, P.C. Crilly, W.E. Blass and G.W. Halsey; application to electron spectroscopy for chemical analysis, P.A. Jansson and R.D. Davies; decon-volution in optical microscopy, J.R. Swedlow, J.W. Sedat, and D.A. Agard; deconvolution of HST images and spectra, R.J. Hanisch, R.L. White, and R.L. Gilliland; maximum likelihood estimates of spectra, B.R. Frieden; fourier spectrum continuation, S.J. Howard; minimum negativity fourier spectrum continuation, S.J. Howard; alternating projection onto convex sets, R.J. Marks, II.