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09 April 2025 | Story Tshepo Tsotetsi | Photo Supplied
EMS PhDs
Dr Shaun Watson, Prof Philippe Burger, Dr Marese Lombard, and Dr Ambrosé Du Plessis.

As the University of the Free State (UFS) continues to celebrate the achievements of its graduates during the April 2025 graduation ceremonies, three academic staff members from the UFS Faculty of Economic and Management Sciences (EMS) are among those marking a significant milestone with the successful completion of their doctoral degrees.

Prof Philippe Burger, Dean of the EMS Faculty, reflected on the significance of the moment and applauded the trio of new EMS PhD graduates: Dr Shaun Watson, Dr Marese Lombard, and Dr Ambrosé Ray du Plessis.

“For the EMS Faculty to have three staff members obtain a PhD on one day is very special,” Prof Burger said. “These colleagues have grown their standing in the scholarly community and are now, with a PhD in the bag, ready to take on the academic world and the world at large. The EMS Faculty places a high premium on our staff holding a PhD, so we strongly encourage those who are not in possession of a PhD to pursue one.”

Prof Burger added that their achievements not only reflect personal dedication and professional growth but also contribute to the University of the Free State’s Vision 130 goal: to have 75% of academic staff holding doctoral degrees by 2034.

The EMS academics who graduated during the April 2025 ceremonies are:

 

Dr Shaun Watson: Understanding markets through restatements

Dr Shaun Watson, a senior lecturer in the UFS School of Accountancy since 2006, earned his PhD in Management Accounting with a thesis titled ‘Market Efficiency and Share Price Reaction Following the Retrospective Restatement of Financial Statements of JSE-Listed Companies’. His study analysed how financial restatements affect market behaviour, providing key insights for policymakers and investors navigating emerging markets.

“For me, it was both a personal challenge and a professional goal,” Dr Watson said. “I’d often wondered if I had what it takes to complete a PhD and, as an academic, I saw it as the pinnacle of our field. My wife was the one who told me to ‘Nike – just do it!’ Her belief in me, along with the quiet support of my family, gave me the push I needed to start, and the strength to keep going.”

To those still considering the journey, Watson offered this advice: “Do it for yourself – because if you don’t, you will never finish. It is a demanding journey that requires sacrifice and perseverance, but the reward of discovering something meaningful is worth every moment.”

 

Dr Marese Lombard: Taxation as a tool for sustainable agriculture

Also from the School of Accountancy, Dr Marese Lombard received her PhD in Taxation. Her research, ‘Taxation as a Method to Promote Sustainable Agriculture in South Africa’, is the first of its kind to offer empirical evidence on how tax provisions could be used to incentivise sustainability in local agriculture.

“I hope to see a conversation regarding policy changes as to how taxation can be used as a positive method to impact sustainability,” Dr Lombard said. “If taxation can be used to further assist our agricultural industry to become more sustainable, it can not only increase our competitive edge but also address the concern of food security.”

Reflecting on her personal growth, she said, “It has taught me that we are more resilient than we think. The challenge of taking on a PhD has made me more open to other ideas and approaches, and more comfortable with criticism – not just in academia, but in life.”

 

Dr Ambrosé Ray du Plessis: Rethinking the political-administrative divide

From the Department of Public Administration and Management, Dr Ambrosé Ray du Plessis earned his PhD in Public Administration and Management. His thesis, ‘The Political-Administrative Dichotomy in Coalition-Led Metropolitan Municipalities: A South African Perspective’, developed a fresh conceptual framework for understanding the tensions and complexities within coalition-led governance, using the City of Johannesburg as a case study.

“For me, academia is a calling, and I believe that a PhD is an essential stepping stone to be successful in academia,” Dr Du Plessis said. “Being the first in my family to do a PhD motivated me to work harder, as I wanted to inspire those who will come after me.”

Balancing full-time lecturing and doctoral research required immense discipline: “I often had to work at night and over weekends to meet my deadlines… but the emotional and intellectual support from my PhD promoter, Prof Liezel Lues, was central to my success.”

Now, Dr Du Plessis hopes to deepen academic discourse on coalition politics: “My research addresses critical gaps and provides fresh insights into the political-administrative discourse as it can be applied to real-world coalition government problems in South Africa… I hope my work can leave a lasting impact – not only within academia but also in practical applications that benefit society.”

 

A testament to resilience and purpose

While their research topics differ vastly, all three describe their PhD journeys as transformative, both professionally and personally. From late nights and weekend writing sessions to intense supervision relationships, each story reflects a deeper commitment to scholarship – and to growing the UFS’s intellectual capital.

News Archive

Link between champagne bubbles and the UFS?
2012-11-16

Prof. Lodewyk Kock with an example of a front page of the publication FEMS Yeast Research, as adapted by F. Belliard, FEMS Central Office.
Photo: Leatitia Pienaar
15 November 2012

What is the link between the bubbles in champagne and breakthrough research being done at the Mayo Clinic in America? Nano research being done at our university.

Prof. Lodewyk Kock of Biotechnology says a human being consists of millions of minute cells that are invisible to the eye. The nano technology team at the UFS have developed a technique that allows researchers to look into such a cell, as well as other microorganisms. In this way, they can get an idea of what the cell’s “insides” look like.

The UFS team – consisting of Profs. Kock, Hendrik Swart (Physics), Pieter van Wyk (Centre for Microscopy), as well as Dr Chantel Swart (Biotechnology), Dr Carlien Pohl (Biotechnology) and Liza Coetsee (Physics) – were amazed to see that the inside of cells consist of a maze of small tunnels or blisters. Each tunnel is about 100 and more nanometres in diameter – about one ten thousandth of a millimetre – that weaves through the cells in a maze.

It was also found that these tunnels are the “lungs” of the cells. Academics doing research on yeast have had to sit up and take notice of the research being done at the UFS – to the extent that these “lungs” will appear on the front page of the highly acclaimed FEMS Yeast Research for all of 2013.

The Mayo Clinic, in particular, now wants to work with the UFS to study cancer cells in more detail in order to fight this disease, says Prof. Kock. The National Cancer Institute of America has also shown interest. This new nano technology for biology can assist in the study and development of nano medicine that can be used in the treatment of cancer and other life threatening diseases. Nano medicine uses nano metal participles that are up to one billionth of a metre in size.

Prof. Kock says laboratory tests indicate that nano medicine can improve the efficacy of anti-cancer medicine, which makes the treatment less toxic. “According to the Mayo Clinic team, nano particles are considered as a gold cartridge which is being fired directly at a cancer tumour. This is compared to fine shot that spreads through the body and also attacks healthy cells.”

“This accuracy implies that the chemotherapy dose can be lowered with fewer side effects. The Mayo Clinic found that one-tenth of the normal dosage is more effective against pancreas cancer in this way than the full dosage with a linkage to nano particles. According to the clinic, this nano medicine could also delay the spread of cancer,” says Prof. Kock.

The nano particles are used as messengers that convey anti-cancer treatment to cancer cells, where it then selectively kills the cancer cells. The transport and transfer of these medicines with regard to gold nano particles can be traced with the UFS’s nano technology to collect more information, especially where it works on the cell.

“With the new nano technology of the UFS, it is possible to do nano surgery on the cells by slicing the cells in nanometre thin slices while the working of the nano medicine is studied. In this way, it can be established if the nano medicine penetrates the cells or if it is only associated with the tiny tunnels,” says Prof. Kock.

And in champagne the small “lungs” are responsible for the bubbles. The same applies to beer and with this discovery a whole new reach field opens for scientists.

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