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Prof. (Mrs.) Pushpa Wijekoon
Office Address : 

Department of Statistics and Computer Science,
Faculty of Science,
University of Peradeniya,
Peradeniya (20400),
Sri Lanka.

Email : 
Telephone : 
   +94 81 239 (4649)
Personal Website : 

Educational /Professional Qualifications :

  • PhD : Statistics: University of Dortmund , Dortmund, Germany (1990)
  • BSc : Special in Mathematics, University of Kelaniya, Kelaniya, Sri Lanka (1982)

  • Positions Held (Selected) :

  • Head, Dept. Stat & Computer Science, Uni. Of Peradeniya, Sri Lanka (2000-2001, 2004-2007)
  • Visiting Assistant Professor, Dept. of Mathematics & Statistics, Mississippi State University, USA (January 1998 June 1998)
  • Adjunct Professor, Dept. Mathematics & Statistics, Memorial University, Canada ( Sep 2011 Jan. 2012)
  • Chairperson, Faculty Research committee, Feb 2015-.to date.
  • Chief Editor, International Research Congress 2015 - Postgraduate Institute of Science, Sri Lanka
  • Chief Editor of the Sri Lankan Journal of Applied Statistics, Sri Lanka (August 2012 Dec. 2014)
  • Co-chairperson of the International Sri Lankan Statistical Conference: Visions of Futuristic Statistical Methodologies held in December, 2004.
  • Coordinator of the M.Sc. programme in Applied Statistics (Feb. 2002 - May 2008), and a visiting Lecturer of M.Sc. in Applied Statistics programme and several other M.Sc. programmes.
  • Secretary of the Board of Study in Statistics & Computer Science.(June, 1996 to 2002), and a Board member (June, 1996 to May 2008), Postgraduate Institute of Science, University of Peradeniya
  • Membership & Awards (Selected) :

  • A member of the Editorial Committee of the Journal of National Science Foundation, Sri Lanka Feb 2015 to date.
  • A member of the Senate Research committee from Feb 2015-.to date.
  • A member of the Senate Admission Committee from Dec. 2014 to date
  • Life member, and a member of the Editorial Board of Journal of Applied Statistics of the Applied Statistics Association of Sri Lanka
  • A member of the Editorial Committee of Ceylon Journal of Physical Science (2009-2012)
  • Research Interests :

  • Improved methods in Estimation in the Exponential Family of Distributions 
  • Mixed estimation, Ridge type estimation, Stein-Rule estimation and Preliminary test estimation in the Linear Regression Model
  • Misspecified Linear Models, and Binomial –Mixture models
  • Applications using Time Series Analysis, Multivariate methods, Circular Statistics and Spatial Statistics
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