The collection of essays and studies concerning generative grammar and first and second language acquisition includes: "The Optional-Infinitive Stage in Child English: Evidence from Negation" (Tony Harris, Ken Wexler); "Towards a Structure-Building Model of Acquisition" (Andrew Radford); "The Underspecification of Functional Categories in Early Grammar" (Nina Hyams); "Lexical Learning in Early Syntactic Development" (Harald Clahsen, Sonja Eisenbeiss, Martina Penke); "Strong Continuity, Parameter Setting and the Trigger Hierarchy: On the Acquisition of the DP in Bernese Swiss German and High German" (Zvi Penner, Jurgen Weissenborn); "Subject-Verb and Object-Verb Agreement in Early Basque" (Jurgen M. Meisel, Maria-Jose Ezeizabarrena); "Acquisition of Italian Interrogatives" (Maria Teresa Guasti); "Root Infinitives, Clitics, and Truncated Structures" (Liliane Haegeman); "On the Acquisition of Subject and Object Clitics in French" (Cornelia Hamann, Luigi Rizzi, Uli H. Frauenfelder); "Clitics in L2 French" (Lydia White); "The Initial Hypothesis of Syntax: A Minimalist Perspective on Language Acquisition and Attrition" (Christer Platzack); "The Role of Merger Theory and Formal Features in Acquisition" (Thomas Roeper); and "Now, Hang On a Minute: Some Reflections on Emerging Orthodoxies" (Martin Atkinson). (MSE)