Nickson, Mweni Tsofa2024-09-302024-09-302023-10https://ir-library.ku.ac.ke/handle/123456789/28963A research thesis submitted in fulfillment of the requirements for the award of the degree of doctor of philosophy (mathematics education) in the school of education of Kenyatta University, October 2023 Supervisors: Dr. Marguerite M. O’connor and Prof. John N. MaunduenMathematical learner identities and student performance in mathematics among secondary schools in Kilifi County, KenyaThesis