Biology and Philosophy (2006) 21 Contents of Volume 21 Volume 21 No.1 January 2006 MASSIMO PIGLIUCCI / Genetic variance—covariance matri- ces: critique of the evolutionary quantitative genetics research program J.R. STONE and B.K. HALL / Review article — A system for analysing features in studies integrating ecology, development, and evolution BERND ROSSLENBROICH / The notion of progress in evol- utionary biology — the unresolved problem and an empirical suggestion 41-70 W. HINZEN / Spencerism and the causal theory of reference 71-94 R. ARP / The environments of our Hominin ancestors, tool- usage, and scenario visualization 95-117 MEHMET ELGIN / There may be strict empirical laws in bio- logy, after all 119-134 Book reviews EVA JABLONKA and EYTAN AVITAL / Animal Innovation: The Origins and Effects of New Learned Behaviours 135-141 EVA JABLONKA / Genes as followers in evolution — a post- synthesis synthesis? 143-154 Volume 21 No.2 March 2006 Area review MATTEO MAMELI and PATRICK BATESON / Innateness and the sciences 155-187 g) Springer Contents of Volume 21 ANDREW PACKARD / Contribution to the whole (H). Can squids show us anything that we did not know already? 189-211 SCOTT WOODCOCK / The significance of non-vertical transmission of phenotype for the evolution of altruism 213-234 THOMAS PRADEU and EDGARDO D. CAROSELLA / The self model and the conception of biological identity in immunology 235-252 R. NORTHCOTT / Causal efficacy and the analysis of variance 253-276 Book reviews DEREK TURNER / The Progress of Darwinism 277-285 BRUCE H. WEBER / The Past Iiluminates the Present 287-298 STEPHEN M. DOWNES / Book Review 299-307 Volume 21 No.3 June 2006 KIRK FITZHUGH / The ‘requirement of total evidence’ and its role in phylogenetic of systematics 309-351 DONALD H. COLLESS / Taxa, individuals, clusters and a few other things 353-367 MILAN M. CIRKOVIC / Too early? On the apparent conflict of astrobiology and cosmology 369-379 Book Reviews JOSEPH LAPORTE / Species as relations: examining a new proposal 381-393 JAY ODENBAUGH /S truggling with the science of ecology 395-409 TIM LEWENS / Flagellant Priests 411-421 INGO BRIGANDT / Philosophical issues in experimental 423-435 biology 437-442 MICHAEL RUSE /T he evolution of the philosophy of biology B. FRASER / Review of Neil Levy, What Makes us Moral? Crossing the Boundaries of Biology 443-452 9) Springer Contents of Volume 21 Volume 21 No.4 September 2006 Articles TADEUSZ WIESLAW ZAWIDZKI / Sexual selection for syn- tax and kin selection for semantics: problems and 453-470 prospects RASMUS GR@NFELDT WINTHER / Parts and theories in compositional biology 471-499 STUART KAUFFMAN and PHILIP CLAYTON / On emer- gence, agency, and organization 501-521 P. KYLE STANFORD / Francis Galton’s theory of inheritance and the problem of unconceived alternatives LEO HELLERMAN / Representation of living forms Discussion PATRICK BATESON / The Nest’s Tale. A reply to Richard Dawkins 553-558 Book Reviews MATTEO MAMELI and DAVID PAPINEAU / The new nativism: a commentary on Gary Marcus’s The birth of the mind 559-573 ALAN C. LOVE / Taking development seriously: who, what, when, where, why, how? 575-589 KAREN NEANDER / Moths and Metaphors. Review Essay on Organisms and Artifacts: Design in Nature and Elsewhere by Tim Lewens 591-602 ) Springer Contents of Volume 21 Volume 21 No.5 November 2006 Special Issue: Richard Levins’ Philosophy of Science Guest Edited by Michael Weisberg Articles MICHAEL WEISBERG /R ichard Levins’ Philosophy of Science 603-605 JAY ODENBAUGH / The strategy of “The strategy of model building in population biology” 607-621 MICHAEL WEISBERG / Forty Years of “The Strategy’: Levins on Model Building and Idealization 623-645 JAMES JUSTUS / Loop analysis and qualitative modeling: limitations and merits 647-666 WILLIAM C. WIMSATT / Aggregate, composed, and evolved systems: Reductionistic heuristics as means to more holistic theories 667-702 RASMUS GR@NFELDT WINTHER / On the dangers of making scientific models ontologically independent: taking Richard Levins’ warnings seriously 703-724 PETER GODFREY-SMITH / The strategy of model-based science 725-740 RICHARD LEVINS / Strategies of abstraction 741-755 Contents of Volume 21