Awards and distinctions
- Senior Associate (1 January 2000 – 31 December 2005), Abdus Salam International Centre for Theoretical Physics (ICTP), Trieste, Italy.
- National Research Foundation evaluation and rating:
- 02 in 2020 (NRF definition of A category: Researchers who are unequivocally recognized by their peers as leading international scholars in their field for the high quality and impact of their recent research outputs)
- B2 in 2013 and in 2008 (NRF definition of B category: Researchers who enjoy considerable international recognition by their peers for the high quality and impact of their recent research outputs)
- C1 in 2003 and C3 in 1997 (NRF definition of C category: Established researchers with a sustained recent record of productivity in the field who are recognized by their peers as having:-produced a body of quality work, the core of which has coherence and attests to ongoing engagement with the field;-demonstrated the ability to conceptualize problems and apply research methods to investigating them).
- Citation reports as of 27 August 2024:
- h-index: 19; 1213 citations, excluding self-citations (ISI Web of Science) from 1987-2024
- h-index: 17; 1317 citations, excluding self-citations (Scopus) from 1999-2024.
- h-index: 29; 2798 citations; i10-index: 60 (Google Scholar) from 1987-2024.
- 692 citations by 371 authors (MathSciNet) from 1987-2024.
- Convener of the NRF specialist Committee for Mathematical Sciences from 2008-2009
- Outstanding Academic Achiever Award, University of Pretoria for the following three consecutive periods: 1 January 2007 – 31 December 2009; 1 January 2010 – 31 December 2012 ; 1 January 2013 – 31 December 2015: 1 January 2016 – 31 December 2018 (link to page)
- Fellow of the African Academy of Sciences (AAS) from 1 December 2009
- Fellow of the Royal Society of South Africa (RSSAf) 2022
- Fellow of Die Suid- Afrikaanse Akademie vir Wetenskap en Kuns (The South African Academy of Science and Arts) from 4 February 2009
- Fellow of the Academy of Science of South Africa (ASSAF) from October 2010
- My postgraduate student, Mr A Terefe, received a prize for excellent masters’ presentation at the 53rd Annual Congress of the South African Mathematical Society, 3-5 November 2010, Pretoria
- Laureate of the South African Mathematical Society (SAMS) Award for Research Distinction for 2011
- Subject of biographical record in the Marquis Who’s Who in the World 29th Edition 2012
- DST/NRF SARChI Chair in Mathematical Models and Methods in Bioengineering and Biosciences (from August 2013)
- The Bulgarian Academy of Sciences on 19 June 2013.