In the latest issue of Human Biology:

Articles:

• Early Influence of the Steppe Tribes in the Peopling of Siberia
• S. Amory, E. Crubézy, C. Keyser, A. N. Alekseev, and B. Ludes

• Genetic Structure Analysis of Three Hispanic Populations from Costa Rica, Mexico, and the Southwestern United States Using Y-Chromosome STR Markers and mtDNA Sequences
• Rebeca Campos-Sánchez, Ramiro Barrantes, Sandra Silva, Michael Escamilla, Alfonso Ontiveros, Humberto Nicolini, Ricardo Mendoza, Rodrigo Munoz, and Henriette Raventos

• Y-Chromosome-Specific STR Haplotype Data on the Rapanui Population (Easter Island)
• Maria Elena Ghiani, Pedro Moral, Robert John Mitchell, Miguel Hernández, Clara García-Moro, and Giuseppe Vona

• FMR1 CGG Repeat Distribution and Linked Microsatellite-SNP Haplotypes in Normal Mexican Mestizo and Indigenous Populations
• Xóchitl Adriana Felix-López, Raúl Argüello-García, Ricardo M. Cerda-Flores, Rosenda I. Peñaloza-Espinoza, Leonor Buentello-Malo, Francisco Javier Estrada-Mena, Manuel Ramos-Kuri, Fabio Salamanca Gómez, and Diego Julio Arenas-Aranda

• Autosomal STR Variation in a Basque Population: Vizcaya Province
• M. Zlojutro, R. Roy, J. Palikij, and M. H. Crawford

• Time Series Analysis of the Epidemiological Transition in Minorca, 1634–1997
• M. Muñoz-Tudurí, C. García-Moro, and P. L. Walker

Brief Communications

• Y-Chromosomal Evidence for a Founder Effect in Mbyá-Guaraní Amerindians from Northeast Argentina
• M. Eugenia Altuna, Nidia M. Modesti, and Darío A. Demarchi