. "Astro-Information": Information and decision theory as applied to the measurement of quantities of astronomical interest. Astrometric techniques applied to astrophysical problems, including: . Visual binary stars through Speckle interferometry, . Nearby stars: Characterization through trigonometric parallaxes and proper motions, . Galactic structure, galactic models, stellar kinematics & dynamics, . Satellite galaxies of the Milky Way. Profile & publications Google Scholar https://scholar.google.com/citations?user=CZp9SK4AAAAJ&hl=es ORCID http://orcid.org/0000-0003-1454-0596 Publons https://publons.com/researcher/3385112/rene-mendez/ Web of Science ResearcherID J-6608-2016 Expert reviewer (ad-honorem) for: Astronomy and Astrophysics Astrophysics and Space Science Astronomische Nachrichten New Astronomy Publications of the Astronomical Society of the Pacific The Astronomical Journal The Astrophysical Journal (& Letters) Member of the Chilean Astronomical Society SOCHIAS: https://sochias.cl/ Member of the International Astronomical Union IAU: https://www.iau.org/ IAU Membership details: https://www.iau.org/administration/membership/individual/9501/ Current FONDECYT/ANID grant (as Principal Investigator): 2024-2026 "Fundamental Astrophysics from an Interferometric and Spectroscopic Study of Compact Binary Systems" (see https://das.uchile.cl/dos-astronomos-das-obtienen-financiamiento-en-el-concurso-fondecyt-regular/)