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11 February 2021 | Story Leonie Bolleurs | Photo Ané van der Merwe
Dr Ismari van der Merwe was instrumental in establishing the new Department of Sustainable Food Systems and Development.

Dr Ismari van der Merwe believes that by forging strong relationships, women can affect virtually every aspect of their students' lives, teaching them vital life lessons that will help them succeed beyond term papers and standardised tests. 

She states that it is not always easy to change a student's life, so it takes a great teacher to do so. “You, as a teacher, have a very significant, lifelong impact on all your students. This impact involves not only the teaching of particular academic skills, but as importantly, the fostering of student self-esteem.”

“Reinforcing self-esteem in the classroom is associated with increased motivation and learning,” she says.

Dr Van der Merwe is Lecturer and Programme Director in the Department of Sustainable Food Systems and Development at the University of the Free State (UFS).

On 11 February – International Day of Women and Girls in Science – the UFS is celebrating her not only for the impact she has on her students, but also for being instrumental in establishing the new Department of Sustainable Food Systems and Development, putting the UFS on the international forefront.

A sustainable food system

“We want our students to be part of a sustainable food system that provides healthy food that meets food needs, while maintaining healthy ecosystems that can also provide food for generations to come, with minimal negative impact to the environment,” she says. 

“The right to food is a fundamental human right.”

Dr Van der Merwe believes that a healthy personal food system and how it is managed is now more critical than ever before. 

Her current work involves managing the five main food-related values of taste, health, cost, time, and social relationships, as well as other less prominent values of symbolism, ethics, variety, safety, waste, and quality within these personal food systems. She feels the prominence of these values varies among us as well as across our eating situations. “More research on this will be fascinating,” says Dr Van der Merwe. 

A male-dominated field

On the role of women in science, Dr Van der Merwe says it is often considered a male-dominated field. “According to United Nations data, less than 30% of scientific researchers worldwide are women,” she states.

Telling her story about becoming a scientist, she says that science chose her. “Many scientists have reported that their interest and curiosity in science or the natural world started in early childhood.”

We want our students to be part of a sustainable food system that provides healthy food that meets food needs, while maintaining healthy ecosystems that can also provide food for generations to come, with minimal negative impact to the environment. – Dr Ismari van der Merwe

 

“I started as a teacher and ended up working for the Agricultural Research Council, where I was responsible for a research programme on dry beans and started a small-scale research factory.”

“Later when we moved to Bloemfontein, I joined the UFS. Here I am privileged to be able to do research and teach. Science chose me as part of my life journey, and I never looked back.”

News Archive

Dr Abdon Atangana cements his research globally by solving fractional calculus problem
2014-12-03

 

Dr Abdon Atangana

To publish 29 papers in respected international journals – and all of that in one year – is no mean feat. Postdoctoral researcher Abdon Atangana at the Institute for Groundwater Studies at the University of the Free State (UFS) reached this mark by October 2014, shortly before his 29th birthday.

His latest paper, ‘Modelling the Advancement of the Impurities and the Melted Oxygen concentration within the Scope of Fractional Calculus’, has been accepted for publication by the International Journal of Non-Linear Mechanics.

In previously-published research he solved a problem in the field of fractional calculus by introducing a fractional derivative called ‘Beta-derivative’ and its anti-derivative called ‘Atangana-Beta integral’, thereby cementing his research in this field.

Dr Atangana, originally from Cameroon, received his PhD in Geohydrology at the UFS in 2013. His research interests include:
• the theory of fractional calculus;
• modelling real world problems with fractional order derivatives;
• applications of fractional calculus;
• analytical methods for partial differential equations;
• analytical methods for ordinary differential equations;
• numerical methods for partial and ordinary differential equations; and
• iterative methods and uncertainties modelling.

Dr Atangana says that, “Applied mathematics can be regarded as the bridge between theory and practice. The use of mathematical tools for solving real world problems is as old as creation itself. As written in the book Genesis ‘And God saw the light, that it was good; and divided the light from the darkness’, the word division appears here as the well-known method of separation of variables, this method is usually employed to solve a class of linear partial differential equations”.

“A mathematical model is a depiction of a system using mathematical concepts and language. The procedure of developing a mathematical model is termed mathematical modelling. Mathematical models are used not only in natural sciences, but also in social sciences such as economics, psychology, sociology and political sciences. These models help to explain systems and to study the effects of different components, and to make predictions about behaviours.”

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