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20 July 2023 | Story Prof Theodorus du Plessis | Photo Supplied
Prof Theo du Plessis
Prof Theodorus du Plessis is Professor Emeritus in the Department of South African Sign Language and Deaf Studies at the University of the Free State (UFS).


Opinion article by Prof Theodorus du Plessis, Professor Emeritus in the Department of South African Sign Language and Deaf Studies, University of the Free State


Firstly, South Africa now becomes the first country in the world to recognise its national sign language as an official language in the country's constitution. This is different from the current 76 countries that officially recognise their sign languages.

Secondly, South Africa becomes only the seventh country in the world to recognise its national sign language as an official national language. The other countries where the national sign language is an official language are Uruguay (as of 2001), New Zealand (as of 2006), Poland (as of 2012), Papua New Guinea and South Korea (both as of 2015), and Malta (as of 2016). Four of these countries – New Zealand, Poland, South Korea, and Malta – have effected the officialisation of their national sign languages through a national sign language law. Uruguay has done so through disability legislation and Papua New Guinea through a dictation of the country's National Executive Council.

Thirdly, it took South African Sign Language (SASL) just as long to become an official language of the country, as was the case with South Africa's nine Sintu languages (Zulu, Sotho, etc.). These languages were first recognised as official languages at regional level in 1963 but were recognised as national official languages alongside Afrikaans and English from the interim 1993 Constitution. SASL was granted official status from nowhere within 30 years. Incidentally, Afrikaans gained official status in 1925 – within 17 years after the 1909 Union Act was passed, recognising only English and Dutch as official languages.

Three factors played a role

Achieving these exceptional milestones is due to at least three factors, namely a favourable socio-political climate globally around minority languages and the whole disability issue, sustained pressure from an active Deaf lobby, and the active and decisive bottom-up actions by a string of role players. The degree of political favour should certainly not be lost sight of either. Already in 1995, the ruling ANC wanted SASL to become an official language, and eventually submitted exactly such a proposal to the Constitutional Assembly. Even though the time was not ripe for this, the proposal resulted in SASL being declared an official language in the South African Schools Act of 1996 for the purposes of teaching and learning in public schools (note, not only Deaf schools), the inclusion of "sign language" [sic] in the constitutional language mandate of the Pan South African Language Board, and the granting of linguistic human rights to all South Africans, including the Deaf, in terms of the Bill of Human Rights. The further amplification of SASL in terms of the 18th Constitutional Amendment crowns this campaign, which goes back to the period of the birth of our democracy.

International experts give three reasons why the officialisation of countries' national sign languages is significant:

  • It can help to ensure that Deaf people have access to education, employment, and other services in their ‘own language’.
  • It can promote the use of sign languages in general and also help to preserve the languages.
  • It can raise awareness about the so-called Deaf culture and the contributions of the Deaf.

All three reasons also bring us to the important issue of inclusivity. Education, in particular, plays an important role in this. To date, the Schools Act has been enforced in such a way that SASL has mainly been taught in Deaf schools as home language, while the law stipulates that it applies to all public schools. Now that SASL is also a national official language, perhaps the opportunity has come for the inclusion of SASL as home language in all schools. More importantly, a curriculum must now be developed so that the language can also be taught as first and second additional language in all schools. Such a thing would give inclusivity an enormous jolt. Many universities have been offering SASL as a subject for some time and can attest to the exceptional contribution it makes to fellowship between hearing and deaf persons.

Will not promote inclusivity as such

Also of great importance is the establishment of a functional language dispensation that will include professional language services for the Deaf as well. This will assist in actively realising the significant provisions of the Use of Official Languages Act of 2012 that state entities must establish communication for persons with SASL as preferred language.

It is important to understand that the mere inclusion of SASL as a 12th official language will not promote inclusivity as such. It will require hard work. And more hard work!

 


Bibliography

Wikipedia. 2023. List of official languages by country and territory.  https://en.wikipedia.org/wiki/List_of_official_languages_by_country_and_territory was verified by the author.

Branson, J en D Miller. 1997. National sign language and language policies. In Wodak en  Corson, Encyclopedia of language and education: language policy and political issues in education, 1:89–98). Dordrecht: Kluwer Academic Publishers.

Constitute. 2013. Zimbabwe 2013 (2017 hersien). https://www.constituteproject.org/constitution/Zimbabwe_2017.

De Meulder, M. 2015. The legal recognition of sign languages. Sign Language Studies, 15(4):498–506.

De Meulder, Maartje, J Murray en RL McKee. 2019. Introduction. The legal recognition of sign languages: advocacy and outcomes around the world. In De Meulder,  Murray en McKee (2019), The legal recognition of sign languages: advocay and outcomes around the world. Bristol: Multilingual Matters.

Kiprop, V. 2019. Which countries recognize sign language as an official language? World Atlas: https://www.worldatlas.com/articles/which-countries-recognize-sign-language-as-an-official-language.html

Parlementêre Redaksie. 1995. Gebaretaal dalk gou SA se 12de amptelike taal. Die Burger, 8 Mei, bl. 9.

Reagan, T. 2020. Linguistic human rights and the deaf: implications for language policy. Hooftoesprak, 2nd Language Diversity in Educational Settings Workshop 2020: "Making a change through sign language". Organised by the Department of South African Sign Language and Deaf Studies, University of the Free State, 9–20 November 2020. Virtual event.

Timmermans, N. 2005. The status of sign languages in Europe. Strasbourg: Council of Europe Publishing.

VN (Verenigde Nasies). 1975. Declaration on the Rights of Disabled Persons adopted 9 December 1975 by General Assembly resolution 3447 (XXX). United Nations Human Rights Office of the High Commisioner. https://www.ohchr.org/en/instruments-mechanisms/instruments/declaration-rights-disabled-persons

—. 2006. Convention on the Rights of Persons with Disabilities adopted 13 December 2006 by Sixty-first session of the General Assembly by resolution A/RES/51/106. United Nations Human Rights Office of the High Commissioner. https://www.ohchr.org/en/instruments-mechanisms/instruments/convention-rights-persons-disabilities

—. 2017. International Day of Sign Languages, Resolution adopted by the General Assembly on 19 December 2017 A/RES/72/161. United Nations General Assembly.  https://undocs.org/Home/Mobile?FinalSymbol=A%2FRES%2F72%2F161&Language=E&DeviceType=Desktop&LangRequested=False

WFD (Wêreld Federasie van Dowes). 2016. Our story. World Federation of the Deaf. http://wfdeaf.org/who-we-are/our-story

—. 2022. The legal recognition of national sign languages (Update: 10 January 2022). World Federation of the Deaf. https://wfdeaf.org/news/the-legal-recognition-of-national-sign-languages

Wikipedia. 2023. List of official languages by country and territory.  https://en.wikipedia.org/wiki/List_of_official_languages_by_country_and_territory (Verified by author).


 

News Archive

Nanotechnology breakthrough at UFS
2010-08-19

 Ph.D students, Chantel Swart and Ntsoaki Leeuw


Scientists at the University of the Free State (UFS) made an important breakthrough in the use of nanotechnology in medical and biological research. The UFS team’s research has been accepted for publication by the internationally accredited Canadian Journal of Microbiology.

The UFS study dissected yeast cells exposed to over-used cooking oil by peeling microscopically thin layers off the yeast cells through the use of nanotechnology.

The yeast cells were enlarged thousands of times to study what was going on inside the cells, whilst at the same time establishing the chemical elements the cells are composed of. This was done by making microscopically small surgical incisions into the cell walls.

This groundbreaking research opens up a host of new uses for nanotechnology, as it was the first study ever in which biological cells were surgically manipulated and at the same time elemental analysis performed through nanotechnology. According to Prof. Lodewyk Kock, head of the Division Lipid Biotechnology at the UFS, the study has far reaching implications for biological and medical research.

The research was the result of collaboration between the Department of Microbial, Biochemical and Food Biotechnology, the Department of Physics (under the leadership of Prof. Hendrik Swart) and the Centre for Microscopy (under the leadership of Prof.Pieter van Wyk).

Two Ph.D. students, Chantel Swart and Ntsoaki Leeuw, overseen by professors Kock and Van Wyk, managed to successfully prepare yeast that was exposed to over-used cooking oil (used for deep frying of food) for this first ever method of nanotechnological research.

According to Prof. Kock, a single yeast cell is approximately 5 micrometres long. “A micrometre is one millionth of a metre – in laymen’s terms, even less than the diameter of a single hair – and completely invisible to the human eye.”

Through the use of nanotechnology, the chemical composition of the surface of the yeast cells could be established by making a surgical incision into the surface. The cells could be peeled off in layers of approximately three (3) nanometres at a time to establish the effect of the oil on the yeast cell’s composition. A nanometre is one thousandth of a micrometre.

Each cell was enlarged by between 40 000 and 50 000 times. This was done by using the Department of Physics’ PHI700 Scanning Auger Nanoprobe linked to a Scanning Electron Microscope and Argon-etching. Under the guidance of Prof. Swart, Mss. Swart en Leeuw could dissect the surfaces of yeast cells exposed to over-used cooking oil. 

The study noted wart like outgrowths - some only a few nanometres in diameter – on the cell surfaces. Research concluded that these outgrowths were caused by the oil. The exposure to the oil also drastically hampered the growth of the yeast cells. (See figure 1)  

Researchers worldwide have warned about the over-usage of cooking oil for deep frying of food, as it can be linked to the cause of diseases like cancer. The over-usage of cooking oil in the preparation of food is therefore strictly regulated by laws worldwide.

The UFS-research doesn’t only show that over-used cooking oil is harmful to micro-organisms like yeast, but also suggests how nanotechnology can be used in biological and medical research on, amongst others, cancer cells.

 

Figure 1. Yeast cells exposed to over-used cooking oil. Wart like protuberances/ outgrowths (WP) is clearly visible on the surfaces of the elongated yeast cells. With the use of nanotechnology, it is possible to peel off the warts – some with a diameter of only a few nanometres – in layers only a few nanometres thick. At the same time, the 3D-structure of the warts as well as its chemical composition can be established.  

Media Release
Issued by: Mangaliso Radebe
Assistant Director: Media Liaison
Tel: 051 401 2828
Cell: 078 460 3320
E-mail: radebemt@ufs.ac.za  
18 August 2010
 

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