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20 March 2025 | Story Andre Damons | Photo Andre Damons
Dr Willem Daffue
Dr Willem Daffue, veterinarian, adventurer, explorer, and conservationist, delivered the first plenary keynote address on the first day of the Southern African Mountain Conference (SAMC2025).

Africa’s mountains are being destroyed – not by global warming, but by small-scale farming caused by overpopulation on the continent.

This is according to Dr Willem Daffue, veterinarian, adventurer, explorer, and conservationist who delivered the first plenary keynote address on the first day of the Southern African Mountain Conference (SAMC2025). The conference, which follows a highly successful first conference in 2022, is currently taking place at the Champagne Sports Resort. It ends on 20 March 2025.

Comparing photos that he took 40 years ago in Ethiopia and the Democratic Republic of the Congo with more recent photos, Dr Daffue painted a dire picture of the future of Africa’s mountains and the unique animals found there.

Overpopulation

Dr Daffue works for the Himalayan Wildlife Project, tracks bears in the Karakoram Mountains, documents and photographs endangered species on a global level – such as the Javan rhino and Sumatran rhino. He is also involved in the Giraffe Project of the University of the Free State (UFS).

“Global warming has not yet affected Africa’s mountains. The rainfall in these areas actually increased. So has the population. Humans are destroying the mountains. The small-scale farmers have caused the most destruction. The reason for this is overpopulation.”

“Overpopulation is forcing people to invade national parks where they start farming for survival. These people are poor, uneducated, and is dependent on aid. All the animals in these areas are critically endangered.”

In his presentation, Dr Daffue talked about the Erta Ale, an active basaltic shield volcano in the Afar region of northeastern Ethiopia, the Simien Mountains in northern Ethiopia, as well as the Bale Mountains in the highlands of Ethiopia – with unique animals exclusive to the areas, including the wild ass, baboons, beisa oryx, Soemmerring's gazelle, Walia ibex, the golden jackal, and the Simien wolf.

Endangered animals

“Almost all the animals found in Ethiopia are endangered. It is the total destruction of nature. Only 4% of all mammals are still wild animals. 96% off all mammals on earth are humans and domesticated animals, and 70% of all birds on earth are chickens.”

“So, we are going to lose it. We are already past a point where we could save some of the animals and nature; it is an emergency but if we wake up now, we might still have a few things to save,” said Dr Daffue.

The answer is to curb the population growth, to educate the people, and to lift them out of poverty. Which is extremely difficult to do.

According to Dr Daffue, a conference such as the SAMC is extremely important, as it brings together different role players, including academics, researchers, communities, and policy makers. It helps in making plans, sharing knowledge, and getting policies out to people, the decision makers.

The conference

The Southern African Mountain Conference – conceptualised by the UFS Afromontane Research Unit (ARU), the African Mountain Research Foundation (AMRF), and Global Mountain Safeguard Research (GLOMOS) as a joint initiative between Eurac Research and the UNU Institute for Environment and Human Security – is unique, as it seeks to integrate the science, policy, and practitioner sectors for sustainable interventions in Southern African mountains.

Southern African mountains comprise those situated south of the Congo Rainforest and Lake Rukwa and include the mountainous islands of the western Indian Ocean. Thus, SAMC2025 is targeting Angola, the Comoros, the Democratic Republic of the Congo (southern mountains), Eswatini, Lesotho, Madagascar, Malawi, Mauritius, Mozambique, Namibia, La Réunion, South Africa, southern Tanzania, Zambia, and Zimbabwe.

The SAMC series is implemented by The Peaks Foundation (a non-profit company). SAMC2025 is held under the patronage of UNESCO.

News Archive

UFS alumnus receives PhD in Statistics from the University of Oxford
2016-06-03

Description: DW Bester  Tags: DW Bester

In May of this year, DW Bester obtained
a DPhil in Statistics at the University of
Oxford.
Photo: Supplied

On 14 May this year, Dr DW Bester received a DPhil in Statistics from the University of Oxford. The entire ceremony, which was held in the Sheldonian Theatre in Oxford, was conducted in Latin, as has been the case for the past 800 years.

Dr Bester completed his undergraduate studies and his honours degree at the University of the Free State (UFS). “At first, I was only planning to study for a master’s degree, but was privileged to get an opportunity to do a PhD as well. I didn’t think twice!” he says.

Studies at the University of Oxford


Universities in England do not require a master’s degree for PhD studies. With the help of Prof Max Finkelstein from the UFS Department of Mathematical Statistics and Actuarial Science, Dr Bester registered for the DPhil programme in Statistics directly after his honours studies.

“The title of my thesis was: Joint survival models: A Bayesian investigation of longitudinal volatility. It dealt with a problem in the medical field to determine the cause of stroke risk: is it the absolute level of blood pressure, or the volatility thereof? The analysis of this question led to interesting models which needed advanced application techniques. I had to study these techniques and write programmes for their application.

Although Dr Bester is working currently as the technical head of a company that calculates insurance for power stations, satellites, rockets, and cyber risks, he would like to continue working with his Oxford supervisor in future to make the techniques they have developed more accessible for researchers outside of the field of statistics.
 
“Studying at Oxford requires hard work, perseverance, and a lot of luck. Luck plays a big role, since there are no guarantees that hard work will ensure you a spot in one of the top universities.

Regarding his studies at Oxford, Dr Bester thinks back on his exposure to the GNU/Linux operating system, and free software. “I have seen how valuable this is for analyses in practice. I also had the privilege of meeting the father of free software, Richard Stallman,” Dr Bester says.

2011 Rhodes Scholar

He was elected as Rhodes Scholar in 2011. According to Dr Bester, who has been interested in Mathematics since high school, the Rhodes scholarship was something of a fluke. He applied for the Rhodes scholarship on the recommendation of Prof Robert Schall of the Department of Mathematical Statistics and Actuarial Science.

Role of the UFS in his successes


In addition to the continued support from the team of passionate professors and lecturers at the UFS, the actuarial degree at the UFS is fraught with statistics. Emphasis is also placed on Bayesian statistics. This was crucial to his studies at Oxford. According to Dr Bester, this topic is emphasised strongly in the international statistics community.

Dr Bester regards the work done by two of his lecturers, Michael von Maltitz and Sean van der Merwe, among his highlights at the UFS. Since our first year, they have created an atmosphere of camaraderie among the students. “I think this contributed to the success of everybody. They also make an effort to present topics outside of the syllabus regularly,” says Bester.

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