Bachelor of Arts with Education, M.A (Linguistics), PhD (Linguistics) University of Dar es Salaam, Tanzania
Phonetics and phonology, English structure, language curriculum - design and materials, stylistics, sociolinguistics, communication skills, second/foreign language learning and Pragmatics
Language teaching and learning, sociolinguistics, bilingual pedagogy and African languages.
1. 2020-2021: University of Dar es Salaam Competitive Research Fund (with Loveluck P Muro and Fides Pangani): English Language Problems among Students in Higher Learning Institutions in Tanzania: the case of Dar es Salaam University College of Education.
1. Lema, B.P. (2022). Appraisal of Holistic and Analytical Literacy Instructions in Tanzanian Primary School English Classrooms. Journal of Linguistics and Language in Education, Volume 16, Number 1 (2022) | 1.
2. Muro, L.P. and B.P.Lema (2022). Confusions Between English Nominal and Adjectival Forms Among Students at the Dar es Salaam University College of Education: Are they Predictable? Journal of Humanities and Social Sciences, Volume 11 No. 2, 2022: 76–87.
3. Lema, B.P. (2021). The Triple Linguistic Heritage in Tanzania: Opportunities and Challenges. Journal of Education, Humanities and Sciences, vol. 10 No. 1, 2021: 57–76.
4. Lema, B.P. (2017). An Investigation of Approaches and Strategies in Learning English Phonemes in Tanzanian Primary Schools. Unpublished PhD Thesis. University of Dar es Salaam.
5. Lema, B.P. (2013). The Challenges of Kiswahili as an Academic Language. Occasional Papers in Linguistics, vol.1 No.2, pp. 20-31.
6. Lema, B.P. (2012). The Role and Distribution of -ni in Mashami Constructions. Occasional Papers in Linguistics, vol. 1:1, pp. 16-28.
7. Lema, B.P. & Rugemalira, J.M. (2012). The Grammar of Mashami. Lot Publications.
8. Lema, B.P. (2012). Political Correctness in Kiswahili and Kimashami. Journal of Education, Humanities and Sciences, vol. 1 No.1,pp 1-10.
9.Lema, B.P. (2010). Vielezi vya Mahali katika Kiswahili na Kimashami. Kioo cha Lugha. Juz.8, 1-8.
10. Lema, B.P. (2006). An Analysis of Tense and Aspect System in Mashami. Unpublished MA Thesis, University of Dar es Salaam.