Professor Sarah Radloff

Professor Sarah Radloff

Professor
Email address: S.Radloff@ru.ac.za

* Studied at Rhodes University (B.Sc (Hons) , M.Sc , Ph.D). Appointed as Junior Lecturer in the Department of Statistics in 1972, promoted to Lecturer in 1974, Senior Lecturer in 1990, Associate Professor and Professor in 2002. Head of Department 1997 - 2008.
* Research interests in multivariate data analysis and regression theory.
* Responsible for the statistical consultation given for research and professional work across the spectrum of applied disciplines.
* In charge of the third year practicals in the Department.
*Teaches first, second and third year level courses in Mathematical Statistics and postgraduate courses in Econometrics, Linear Models and Research Methodology.

Publications

162 research publications in refereed journals. Publications in 2012 and 2013 are listed below:

Publications in 2012 and 2013

145. Tan Ken, Yang MX, Wang ZW, Li H, Zhang ZY, Radloff SE, Hepburn HR (2012) Cooperative wasp-killing by mixed-species colonies of honeybees, Apis cerana and Apis mellifera.Apidologie 43(2): 195-200. doi: 10.1007/s13592-011-0098-5.

146. Tan Ken, Yang MX, Wang Z, Radloff SE, Pirk CWW (2012) The pheromones of laying workers in two honeybee sister species: Apis cerana and Apis mellifera. Journal of Comparative Physiology A. 198: 319-323. DOI: 10.1007/s00359-012-0710-9.

147. Pirk CWW, Lattorff HMG, Moritz RFA, Sole C, Radloff SE, Neumann P, Hepburn HR, Crewe RM (2012) Reproductive biology of the Cape honeybee: A critique of Beekman et al. Journal of Heredity 103(4): 612-614. DOI:10.1093/jhered/ess007.

148. Tan K, Yang S, Wang Z-W, Radloff SE, Oldroyd BP (2012) Differences in foraging and broodnest temperatures in the honey bees Apis cerana and Apis mellifera. Apidologie 43: 618-623. DOI: 10.1007/s13592-012-0136-y.

149. Duangphakdee O, Hepburn HR, Radloff SE, Pirk CWW, Rodim P, Wongsiri S (2012) Waggle dances in absconding colonies of the red dwarf honeybee, Apis florea. Insectes Sociaux 59(4): 571-577. DOI: 10.1007/s00040-012-0254-6.

150. Adgaba Nuru, Al-Ghamdi AA, Chernet Mebrat H, Ali Yahya A, Ansari MJ, Radloff SE, Hepburn HR (2012) An experiment on comb orientation by honey bees (Hymenoptera: Apidae) in traditional hives. Journal of Economic Entomology 105(3): 777-782. DOI: http://dx.doi.org/10.1603/EC11410.

151. von der Meden CEO, Porri F, Radloff SE, McQuaid CD (2012) Settlement intensification and coastline topography: understanding the role of habitat availability in the pelagic-benthic transition. Marine Ecology Progress Series 459: 63-71. DOI: 10.3354/meps09762.

152. Andrews K, Shuttleworth-Edwards A, Radloff SE (2012) Normative indications for Xhosa speaking unskilled workers on the Trail Making and Stroop tests. Journal of Psychology in Africa 22(3): 333-342.

153. Fike L, Knoetze J, Shuttleworth-Edwards A, Radloff SE (2012) Normative indications for Xhosa speaking unskilled workers on the Wechsler Memory Scale associate learning and visual reproduction subtests. Journal of Psychology in Africa 22(3): 323-332.

154. Vital MVC, Hepburn HR, Radloff SE, Fuchs S (2012) Geographic distribution of Africanized honeybees (Apis mellifera) reflects niche characteristics of ancestral African subspecies. Natureza e Conservação 10(2): 1-7.

155. Moller V, Radloff SE (2012) Perceptions of Fortune and Misfortune in Older South African Households – Social Assistance and the 'Good Life'. Social Indicators Research pp. 1-32. DOI: 10.1007/s11205-012-0026-8.

156. van der Waal BW, Rowntree KM, Radloff SE (2012) The effect of Acacia mearnsii invasion and clearing on soil loss in the Kouga Mountains, Eastern Cape, South Africa. Land Degradation and Development 23: 577-585. DOI: 10.1002/ldr.2172.

157. Nuru A, Awad MA, Al-Ghamidi AA, Radloff SE (2013) Nectar of Ziziphus spina-christi (L.) Willd (Rhamnaceae): dynamics of secretion and potential for honey production. Journal of Apicultural Science 56(2): 49-59. DOI: 10.2478/v10289-012-0023-9.

158. Shuttleworth-Edwards AB, Van der Merwe AS, van Tonder P, Radloff SE (2013) WISC-1V test performance in the South African context: a collation of cross-cultural norms. . In: K Cockcroft & S Laher (Eds.) Psychological Assessment in South Africa: Research and Applications pp. 33-47. Johannesburg: Wits University Press.

159. Shuttleworth-Edwards AB, Gaylard EK, Radloff SE (2013) WAIS-III test performance in the South African context: extension of a prior cross-cultural normative database. In: K Cockcroft & S Laher (Eds.) Psychological Assessment in South Africa: Research and Applications pp. 17-32. Johannesburg: Wits University Press.

160. Shuttleworth-Edwards, A.B., Whitefield-Alexander, V.J., & Radloff, S.E. (2013). The ImPACT neurocognitive screening test: a survey of South African research including current and projected applications. In: K.Cockcroft & Laher, S. (Eds.). Psychological Assessment in South Africa: Research and Applications pp. 443-460. Johannesburg: Wits University Press.

161. Adgaba Nuru, Al-Ghamdi AA, Shenkute A, Medani M, Javid A, Radloff SE (2013) Pollination ecology, dynamics of nectar secretion and honey production potentials of Acacia ehrenbergiana (Hayne) and Acacia tortilis(Forssk.) Hayne, Leguminosae (Mimosoidae). African Journal of Ecology

162. Adgaba Nuru, Al-Ghamdi AA, Haily M, Shenkute AG, Ansari MJ, Hepburn HR, Radloff SE (2013) Queen excluders enhance honey production of tropical honeybees by limiting brood-rearing during peak nectar flows. Journal of Apicultural Research