Algorithms and Data Structures; Compression; Information Retrieval; Text Compression and Searching; Data Structures for Information Retrieval; Adaptive Analysis of Algorithms; Optimisation of Information Retrieval Systems; Succinct Data Structures

In the past 3 years the thesis directed are:
4 Undergraduate: Andrés Abeliuk (2012), Hernán Arroyo (2010), Felipe Sologuren (2009), Daniel Valenzuela (2009)
3 Master: Daniel Valenzuela (2013), Eliana Providel (2012), Sebastián Kreft (2010)
3 PhD: Ana Cerdeira (2013), Susana Ladra (2010), Diego Arroyuelo (2009)

Interviewed in magazine Bits of Science, number 5, pages 78-81, April 2011.
"Compact Data Structures", magazine Bits of Science, number 3, pages 2-8, November 2009.
Diverse divulgation articles in column Bits, Science, and Society, of Terra.cl, since July 2009
Interview to Ricardo Baeza-Yates, magazine Bits of Science, number 2, pages 30-31, April 2009.
Co-creator and member of the Editorial Board of the magazine Bits of Science, published by the DCC. Participation with an article in the first issue, August 2008.
"Searching the Web", chapter 4 (pages 51-62) in the book How the Web Works, published by the Center for Web Research, Santiago, Chile, 2008. Also, participation as a panelist, as director of the Center and the DCC, in the public presentation of the book, University of Chile, August 2008. The event was mentioned in several press releases and radio stations.
Interview, as Head of Department, in El Mercurio (one of the main Chilean newspapers), March 24, 2008, page A14 (science and technology), about the p osition of the Department on the OOXML standard proposal.
Opinion article "Data Standards and OOXML: today´s vote", as Head of the DCC and on its behalf, in La Nación (nationwide newspaper), March 19, 2008, page 13.
Interview, as Head of the Center for Web Rsearch, in Radio University, 102.5 FM, March 18, 2008, 7:30 to 8:00 PM. With Claudio Gutierrez.
Interview, with other 3 Faculty professors with a high number of ISI publications, in Revista FCFM (magazine of the Faculty of Physical and Mathematical Sciences, University of Chile), number 41, Summer 2008, "Passion for Research", pages 22-25.
Short interview, as Head of Department, in La Tercera (one of the main Chilean newspapers), January 12, 2007, page 7 of section "University Life". In Spanish.
Interview, as Head of the Center for Web Research, in Radio University of Chile, 102.5 FM, November 15, 2006, 7:00 to 7:30 PM.
Interview as Head of the Center for Web Research, in Bioplanet magazine (Chile), year 6, number 42, September 2006. "Center for Web Research: The Science of Finding it All", pages 15-17. With Ricardo Baeza-Yates. In Spanish.
Interview, as Teaching Coordinator of the Department, in the newpaper Publimetro (Chile), August 17 2006, section Admission 2006, page 6. In Spanish.