Letters, Reviews and Articles by Smith Reviews, articles, letters to Editors and one set of notes by Smith, comprising: ts article "Estimating regressions in family data" by Smith; ts review of 'Mathematical Population Genetics' by W J Ewens, (Berlin, Heidelberg, New York: Springer-Verlag, 1980), for 'Annals of Human Genetics'; ts review of 'Evolution in Age-Structured Populations (Cambridge Studies in Mathematical Biology No. 1)' by Brian Charlesworth, (Cambridge, New York, Melbourne: Cambridge University Press, 1980), for 'Annals of Human Genetics'; ts letter, 22 January 1981, from Smith to the Editor of 'The Friend' promoting the interests of the Conflict Research Society to the readership; ts copy of Smith's contribution to a Royal Statistical Society discussion on P Holgate's paper "Population Algebras" ts letter, 23 October 1980, from Smith to the Editor of the 'New Scientist' regarding boycott or reduced contact with Soviet scientists; ts contribution to the Royal Statistical Society discussion on Holgate's paper; ts review of 'Kinetic Logic, a Boolean Approach to the Analysis of Complex Regulatory Systems. (Lecture Notes in Biomathematics, vol. 29)' ed. R Thomas, (Berlin Heidelberg, New York: Springer-Verlag, 1979), for 'Annals of Human Genetics'; ts review of 'Dermatoglyphics - 50 Years Later' eds. W Wertelecki and C C Plato, (New York: Alan R Liss, 1980); ms notes on "Inversion of regression matrix". [1979]-1981