Ph. D. degree in Mathematics (2002, Thesis Advisor: Dr. Sam B. Nadler, Jr.)
West Virginia University, Morgantown, WV.

M. S. degree in Mathematics (1998) UNAM, México City, México.

B. S. degree in Mathematics (1997, Thesis Advisor: Dr. Sergio Macías)
Universidad Nacional Autónoma de México (UNAM), México City, México.

Assistant Professor of Mathematics, University of Pittsburgh at Greensburg, (2002-present).

Visiting Researcher, Instituto de Matemáticas, UNAM, (February-March 2007 and October-November 2006).

Teaching Assistant, West Virginia University, (2001-2002).

Teaching Assistant, UNAM (1994-1998).

Benjamin Espinoza, Whitney preserving functions, Topology Appl. 126 (2002) 351-358.

Benjamin Espinoza, Whitney preserving maps onto Decomposition Spaces, Topology Proc. 29 (2005) 115-125.

Benjamin Espinoza, Concerning inverse limits and Whitney preserving maps, Aportaciones Matemáticas, forthcoming.

Benjamin Espinoza and Sergio Macías, On the set function R, Topology Appl., forthcoming

Benjamin Espinoza, Verónica Martínez-de-la-Vega and Jorge M. Martínez-Montejano, A Hit-and-miss Topology for 2^X, C_n(X) and F_n(X) (submitted.)

Whitney preserving maps onto S¹

Whitney preserving maps on hereditarily hereditarilynected continua (with: Gerardo Acosta).

Atriodicity and the Whitney property(with: Likin Simon-Romero).

On the Hyperspace of Ample Continua (with: Verónica Martínez-de-la-Vega, Jorge M. Martínez-Montejano, and Likin Simon-Romero).

UPG Summer Grant 2003 (with Estela Llinás.)

CONACyT (National Council of Science and Technology of México) Ph.D. Fellowship 1998-2002.

Universidad Nacional Autónoma de México (UNAM) under the project PAPIIT, Master's fellowship 1997-1998.

A new topology for hyperspaces, finite case (coauthors: Verónica Martínez-de-la-Vega and Jorge M. Martíinez-Montejano), J. J. Charatonik Seminar on Continuum Theory, Universidad Nacional Autónoma de México (UNAM), México, March 2007.

A new topology for hyperspaces, countable infinite case (coauthors: Verónica Martínez-de-la-Vega and Jorge M. Martínez-Montejano), Hyperspaces Seminar, UNAM, México, March 2007.

Whitney preserving maps between Peano Continua, J. J. Charatonik Seminar on Continuum Theory, (UNAM), México, October 2006.

A survey on Whitney preserving maps, Hyperspaces Seminar, UNAM, México, October 2006.

Inverse limits and Whitney preserving maps, Analytic Topology Seminar, University of Pittsburgh, Pittsburgh, PA, April 2006.

Inverse limits and Whitney preserving maps, Spring Topology and Dynamics Conference 2006, Continuum Theory Session, Greensboro, NC, March 2006.

Whitney preserving maps onto S¹, Analytic Topology Seminar, University of Pittsburgh, Pittsburgh, PA, September 2005.

Whitney preserving maps onto S¹, 2005 Spring Topology and Dynamics Conference, Continuum Theory Session, Mount Berry, GA, March 2005.

Whitney preserving maps onto decomposition spaces, VI Joint Meeting of the AMS and the SMM (Mexican Mathematical Society), Continuum Special Session, Houston, TX, May 2004.

Whitney preserving maps, Analytic Topology Seminar, University of Pittsburgh, Pittsburgh, PA, March 2004.

Whitney preserving maps, Fighting' Blue Hen Topology Day, Department of Mathematical Sciences, University of Delaware, Newark, DE, May 2001.

Whitney preserving functions, First International Meeting on Continuum Theory, Puebla, Mexico, Summer 2000.

IV Topology Workshop, Oaxaca, Mexico, November 1996.

I participated at workshops held in conjunction with national meetings of the
Mexican Mathematical Society:

National Meeting, Mexican Mathematical Society, Fall (1997).

National Meeting, Mexican Mathematical Society, Fall (1995).