nanosystems. Merle Collins, Professor of Comparative Literature and English, University of Maryland at College Park: Slavery and emancipation in Grenada and Carriacou. Ana Belén Elgoyhen, Adjunct Researcher, National Research Council of Argentina (CONICET): Nicotinic receptors of cochlear hair cells. Rodolfo Enrique Fogwill, writer, Buenos Aires, Argentina: Fiction. Célia Regina DaSilva García, Professor of Physiology, University of São Paulo, Brazil: Molecular mechanisms for melatonin modulation of the cell cycle of the malaria parasite. Germán Leopoldo García, Director of Education, Descartes Foundation, Buenos Aires, Argentina: The presence of psychiatry in Argentine cultural debates. Antonio García de León, Research Professor, National Institute of Anthropology and History (INAH), Morelos, Mexico: Colonial Veracruz and its Sotavento Coast, 1519–1821. Daniel García Helder, poet, Buenos Aires, Argentina; Coordinator, House of Poetry of Buenos Aires: Poetry. Maya Goded Colichio, photographer, Mexico City: Photography. Adrián Gorelik, Professor of Urban Cultural History, National University of Quilmes, Buenos Aires: The cycle of invention and critique of the "Latin American City". Silvina Gvirtz, director, School of Education, University of San Andrés, Buenos Aires; Associate Research Professor, National Research Council of Argentina (CONICET): A comparison of models of school governance in Argentina, Brazil, and Nicaragua. Carlos Huneeus, Adjunct Professor of Political Science, Pontifical Catholic University of Chile: Patricio Aylwin and the reestablishment of democracy in Chile. Ana Lía Kornblit, Principal Researcher, National Research Council of Argentina (CONICET); Professor of Social Psychology, University of Buenos Aires: Attitudes, beliefs, and risky sexual behaviors of Buenos Aires youths. Jorge Mario Liderman, composer, Richmond, California; Professor of Music, University of California, Berkeley: Music composition. Paulo Cesar de Souza Lins, writer, Rio de Janeiro, Brazil: Fiction. Gerardo Litvak, Choreographer, Buenos Aires, Argentina; Contemporary Dance Instructor, Ricardo Rojas Cultural Center, University of Buenos Aires: Choreography. Luis Marone, Scientific Researcher, National Research Council of Argentina, (CONICET); Free Professor, National University of Cuyo: Ecology and epistemology. Ursula M. Molter, Associate Professor of Mathematics, University of Buenos Aires; Independent Researcher, National Research Council of Argentina (CONICET): Harmonic analysis and applications. Julio F. Navarro, Professor of Physics and Astronomy, University of Victoria, Canada: The small scale structure of cold dark matter. María Novaro, Film Maker, Mexico City; Instructor in Film, Center for Cinematography Training, National Center for the Arts, Mexico City: Film making. Horacio Armando Paglione, Research Professor, University of Buenos Aires; Director, Center for Documentation and Research of the Leftist Culture in Argentina (CiDInCI): Biographical dictionary of the Argentine left. Alexandre A.