### Some of my recent publications are:

Sumpter, L. (2022). “The question is not why I don’t work in a maths department; the question is why should I?” Women mathematicians’ experiences of power relations and gender symbols during their PhD.Education Inquiry. Doi: 10.1080/20004508.2022.2047445

Eriksson, H. & Sumpter, L. (2021). Algebraic and fractional thinking in collective mathematical reasoning. Educational Studies in Mathematics, 108, 473-491. doi.org/10.1007/s10649-021-10044-1

Sumpter, L. & Sumpter, D.J.T. (2021). Understanding gender differences in participation in PhD studies. SN Social Sciences. 1 (4) 90 (2021). doi.org/10.1007/s43545-021-00098-6

Landtblom, K. & Sumpter, L. (2021). Teachers and prospective teachers’ conceptions about averages. Journal of Adult Learning, Knowing and Innovation. 4(1), 1-8. DOI: 10.1556/2059.03.2019.02

Sumpter, L. (2020). Preschool educators’ emotional directions towards mathematics. International Journal of Science and Mathematics Education, 18, 1169-1184. doi.org/10.1007/s10763-019-10015-2

Nyman, M. & Sumpter, L. (2019). The issue of ‘proudliness’: Grade 2 and Grade 5 students’ motivation towards mathematics. LUMAT: International Journal on Math, Science and Technology Education, 7(2), 80-96. https://doi.org/10.31129/ LUMAT.7.2.331

Fahlström, M. & Sumpter, L. (2018). The role of the physical environment in mathematics education. Nordic Studies in Mathematics Education, 23(1), 29-46.

Sumpter, L. & Hedefalk, M. (2018). Teachers’ roles in preschool children’s collective mathematical reasoning. European Journal of STEM Education, 3(3), 16. https://doi.org/10.20897/ejsteme/3876 <https://doi.org/10.20897/ejsteme/3876>

Jäder, J. Sidenvall, J. & Sumpter, L. (2017). Students’ mathematical reasoning and beliefs in non-routine task solving. International Journal of Science and Mathematics Education, 15(4), 759-776. DOI 10.1007/s10763-016-9712-3

Tsvetkova, M., Nilsson, O., Ohman, C., Sumpter, L. & Sumpter, D. (2016). An experimental study of segregation mechanism. EPJ Data Science, 5(4),1-10. DOI: 10.1140/epjds/s13688-016-0065-5

Sumpter, L., (2016). “Boys press all the buttons and hope it will help”: Upper secondary school teachers’ gendered conceptions about students’ mathematical reasoning International Journal of Science and Mathematics Education, 14 (8), 1535-1552. DOI: 10.1007/s10763-016-9712-3 1-18.

Sumpter, L., (2016). Investigating upper secondary school teachers’ conceptions: Is mathematical reasoning gendered? International Journal of Science and Mathematics Education. 14 (Suppl 2), 347-362. DOI 10.1007/s10763-015-9634-5

Sumpter, L. & Hedefalk, M. (2015). Preschool children’s collective mathematical reasoning during free outdoor play. The Journal of Mathematical Behavior, 39, 1-10. doi.org/10.1016/j.jmathb.2015.03.006

### Peer- reviewed book chapters

Christiansen, I., de Ron, A., …, & Sumpter, L. (2021). The Crosscurrents of Swedish Mathematics Teacher Education, In (Eds.) D. R. Thompson, C. Suurtamm & M. A. Huntley (Eds.) International Perspectives on Mathematics Teacher Education (pp.9-48). IAP.

Hestner, Å., & Sumpter, L. (2018). Beliefs and Values in Upper Secondary School Students’ Mathematical Reasoning. In Views and Beliefs in Mathematics Education (pp. 79-87). Springer, Cham.

Sumpter, L. (2018). Grade 9 Students’ Reasoning About Division of Fractions: What Are their Arguments Anchored in? In H. Palmér & J. Skott (Eds.) Students' and Teachers' Values, Attitudes, Feelings and Beliefs in Mathematics Classrooms: Selected Papers from the 22nd MAVI Conference, (pp. 135-144). Springer.

Sumpter, L. (2017). What is perfectionism in mathematical task solving?. In Chiara Andrà, Domenico Brunetto, Esther Levenson, Peter Liljedahl (Eds). Teaching and Learning in Maths Classrooms: Emerging Themes in Affect-related Research: Teachers' Beliefs, Students' Engagement and Social Interaction . Springer, 243-252 p.

Sumpter, L. (2016). Two frameworks for mathematical reasoning at preschool level. In T. Meaney, O. Helenius, M.L. Johansson, T. Lange & A. Wernberg (Eds.) Mathematics Education in the Early Years: Results from the POEM2 Conference, 2014, (pp. 157-169). Springer.

Sumpter, L. (2015). Taking a European perspective. Part of G. Leder “Gender and Mathematics Education Revisited”. In S.J. Cho (Ed.) The proceedings of the 12th International Congress on Mathematics Education (pp. 161-165). Springer.

Sumpter, L. (2015). Preschool teachers’ conceptions about mathematics. In C. Bernack-Schüler, R. Erens, T. Leuders,: & A. Eichler (Eds.) Views and Beliefs in Mathematics Education: Results of the 19th MAVI Conference, (pp. 55-66). Springer.

### Editor

Bergqvist, E., Österholm, M., Granberg, C., & Sumpter, L. (Eds.). (2018). Proceedings of the 42nd Conference of the International Group for the Psychology of Mathematics Education (Vol. 1-5). Umeå, Sweden: PME.

L. Sumpter (Ed.). (2015). Current State of Research on Mathematical Beliefs XX: Proceedings of the MAVI-20 Conference September 29 – October 1, 2014, Falun, Sweden, Umeå: Print och Media

### Peer- reviewed conference papers

Sumpter, L., Frid, S., & Nortvedt, G. (2022). Lower secondary school students’ gendered conceptions about mathematics and related careers, Paper presented at MADIF12

Sumpter, L., Tsvetkova, M., & Sumpter, D. (2022). Upper secondary school student’s gendered self-evaluation in mathematics. Paper presented at CERME 12.

Frid, S., Sumpter, L. & Nortvedt, G. (2021). Who is best in mathematics? In Inprasitha, M., Changsri, N., & Boonsena, N. (Eds). Proceedings of the 44th Conference of the International Group for the Psychology of Mathematics Education (Vol.2, pp 233-240). Khon Kaen, Thailand: PME.

Sumpter, L., Tsvetkova, M., & Sumpter, D. (2019). Understanding Segregation: Upper Secondary School Student’s Work with the Schelling Model. In Jayasree Subramanian (Ed.) Mathematics Education and Society, Hyderabad, India, 28th January-2nd February, 2019. ISSN: 2077-9933

Andrée, M., Arvola-Orlander, A., Berge, M., Caiman, C., Danielsson, A., Grande, V., ... & Johansson, A. (2019). Social justice in science, technology, engineering and mathematics education: Establishing a platform for conversation. In NERA.

Sumpter, L. (2018). Arguments in mathematical reasoning. Plenary talk. In Proceedings of the 2018 International Conference of the Korean Society of Mathematics Education: The Professional Development of All Teachers of Mathematics (pp. 80-86). Seoul National University of Education

Sumpter, L. (2018). “Look at Finland”. Plenary panel talk. In Proceedings of the 2018 International Conference of the Korean Society of Mathematics Education: The Professional Development of All Teachers of Mathematics (pp. 73-79). Seoul National University of Education

Eriksson, H., & Sumpter, L. (2017). Fractions and algebraic reasoning. In The Eighth Nordic Conference on Mathematics Education, NORMA 17, Stockholm, Sweden, 30 May–2 June, 2017.

Hedefalk, M. & Sumpter, L. (2017). Studying preschool children’s reasoning through epistemological move analysis. In: Proceedings of the 41st Conference of the International Group for the Psychology of Mathematics Education / [ed] Kaur, B., Ho, W.K., Toh, T.L., & Choy, B.H., Singapore, 2017, Vol. 3, 1-8 p.

Nortvedt, G. & Sumpter, L. (2017). Are we playing Chinese whispers? Issues in questionnaire development. In: Proceedings of the 41st Conference of the International Group for the Psychology of Mathematics Education / [ed] Kaur, B., Ho, W.K., Toh, T.L., & Choy, B.H., Singapore, 2017, Vol. 3, 305-312 p.

Sumpter, L. & Sumpter, D. (2016). How long will it take to have a 60/40 balance in mathematics PhD education in Sweden? In Csíkos, C., Rausch, A., & Szitányi, J. (Eds.). Proceedings of the 40th Conference of the International Group for the Psychology of Mathematics Education, (Vol. 4, pp 251-258). Szeged, Hungary: PME.

Tsvetkova, M., Sumpter, D. & Sumpter, L., (2015). Experimental evidence for the Schelling segregation model. Paper presented at International Conference on Computational Social Science, Helsinki, Finland.

Sidenvall, J., Jäder, J. & Sumpter, L. (2015). Mathematical reasoning and beliefs in non-routine task solving. In L. Sumpter (Ed.) Current State of Research on Mathematical Beliefs XX (pp.115-125). Umeå: Umeå Print och Media.

Teledahl, A. & Sumpter, L. (2015). What is noticed in students’ mathematical texts? In L. Sumpter (Ed.) Current State of Research on Mathematical Beliefs XX (pp.173-180). Umeå: Umeå Print och Media.

### Other conference papers

Sumpter, L. (2015). "...and they lived happily ever after". In L. Sumpter (Ed.) Current State of Research on Mathematical Beliefs XX (pp.115-125). Umeå: Umeå Print och Media.

### Popular science

Sumpter, L. & Palmér, H. (2021) Inställning till matematik och problemlösning, Skolverket, https://larportalen.skolverket.se

Ståhlberg, P. & Sumpter, L. (2016). Talutrymme och genus [Talking space and gender] Nämnaren : tidskrift för matematikundervisning, ISSN 0348-2723, no 4, 34-36 p.

Sumpter, L. (2015). Varför finns det så då kvinnliga professorer i matematik? [Why so few female professors in mathematics?] Vägval i skolans historia, ISSN 2002-0147, no 3