Higher Education

Dr Stephen Akpa






Qualification abbreviations

B.Agr, PhD


Prior to joining Holmes, Stephen had completed his Bachelor of Agriculture from Ahmadu Bello University, Nigeria and Doctor of Philosophy from the prestigious University of Sydney, Australia. Previously, he has worked as a lecturer and teaching assistant with Ahmadu Bello University and University of Sydney respectively. He has also worked in several roles within the business sector including Australia for UNHCR and IKEA Group among others.

Teaching areas

  • Statistics
  • Research methods
  • Business Ethics
  • International and Global Business

Research areas

  • Predictive modelling
  • Data Analytics
  • Multicriteria Decision Analysis
  • Land use evaluation and modelling
  • Rural spatial information systems


  • National Tertiary Education Union (NTEU)
  • International Society for Digital Earth (ISDE)
  • Agricultural Institute Australia (AIA)
  • Sydney Institute of Agriculture


Some of the most recent publications include:

A. Articles published in peer reviewed journals
Akpa, S.I.C., I.O.A. Odeh, T.F.A. Bishop, & S.U. Ugbaje, 2016. Enhancing pedotransfer functions with environmental attributes for estimating bulk density and effective cation exchange capacity in a data-sparse condition. Soil Use and Management 32(4):644-658

Akpa, S.I.C., I.O.A. Odeh, T.F.A. Bishop, A.E. Hartemink, I.Y. Amapu, 2016. Total soil organic carbon and carbon sequestration potential in Nigeria. Geoderma, 271:202-215.

Akpa, S.I.C., I.O.A. Odeh, T.F.A. Bishop & A.E. Hartemink, 2014. Digital mapping of soil particle-size fractions for Nigeria. Soil Science Society of America Journal, 78:1953-1966.

Akpa, S. I.C., I.O.A. Odeh, T.F.A. Bishop & K.O. Oluwasemire, 2017. Multi-criteria evaluation of irrigation suitability at national scale: Application of Choquet Integral. International Journal of Digital Earth (submitted).

B. Articles published in Conference Proceedings
Akpa, S.I.C., Odeh, I.O.A., Bishop, T.F.A., Amapu, I.Y., Sanni, B.M., Ajiboye G.A. 2015. Digital soil mapping for national irrigation: Integration of DSM products with other biophysical data for irrigation assessment. 11th Biennial Meeting of Commission 1.5 Pedometrics Division 1 of the International Union of Soil Science (IUSS), The University of Cordoba, Spain September 14-18, 2015.

Akpa, S., Odeh, I., & Bishop, T. 2014. Operational digital soil mapping at national scale: Application of Random Forest to spatial prediction of soil particle-size fractions. 20th World Congress of Soil Science. Jeju, South Korea June 8-13, 2014.

Akpa, S., Odeh, I, Bishop, T. 2013. Assessing the potential carbon sequesterability of soils under different land use types across agro-climatic zones of Nigeria. 10th Biennial Meeting of Commission 1.5 Pedometrics Division 1 of the International Union of Soil Science (IUSS), ICRAF & CIAT. Kenya August 26-September 2 2013.,

Scholarships & Awards

University of Sydney International Scholarship (USydIS) - 2012-2015
The University of Sydney, Australia

Deans Awards for Best Graduating Student in Final Year Project - 2008
Ahmadu Bello University, Nigeria.

Total/ELF Petroleum Nigeria Scholarship Awards - 2004-2007
Total/ELF Petroleum Nigeria Ltd.

KPMG Best Agricultural Student Awards - 2003, 2004
KPMG Nigeria Ltd.

BATC Best Agricultural Student Awards - 2003, 2004
British American Tobacco Nigeria Ltd.