B.Sc. in Physics (Federal University of Minas Gerais/UFMG, Brazil,1965); M.Sc. (University of Pittsburgh, USA,1969); Ph.D. in Physics (University of Pittsburgh, USA,1971); Emeritus Professor (Federal University of Minas Gerais/UFMG); Dean of Research (Federal University of Minas Gerais/UFMG,1991/1994); Rector (Federal University of Minas Gerais/UFMG, 1998/2002); National Secretary of Higher Education(Brazil, 2002); President of the Brazilian Physical Society ( 1993/1997); Director President of BHTEC-Belo Horizonte Technology Park, Brazil (2010/2011)
Member: Brazilian Academy of Science, Brazilian National Council of Education (2000/2004); Higher Council of Capes/Brazilian National Agency for Graduate Studies(1995/1997,2002/2004,2005/2007); Council of the Brazilian Society for the Advancement of Science (1987/1991, 1998/2001), Steering Committee (2002/2010) and President of the Scientific Committee (2002/2007) of the European Union Alban Program.
Visiting Scholar/Professor: Freiburg Universität, Germany (1975); Institut Josef Stefan, Slovenia (1983); Harvard University, USA (1998); University of Houston, USA (1993)