The Team

Jeanette Greeff

(Software Development Manager)

Jeanette Greeff
Jeanette Greeff is a software architect who previously worked at a leading South African Internet Service Provider where she was employed as a solutions and delivery architect. She was responsible for project analysis and design, for code reviews of Java and .Net C# applications, and for data modelling and database design for various projects. She also ensured that application lifecycle processes and standards were adhered to, and mentored junior developers. She holds an Honours and Masters degree in Computer Science (cum laude) from the University of Stellenbosch. Jeanette is also TOGAF 9.1 (The Open Group Architecture Framework) Certified. She is co-founder of Leap to Know and works full-time for Leap to Know as team leader and software development manager.

Rolien Bührmann

(Content Development Manager)

Rolien Bührmann
Rolien Bührmann is a qualified teacher with a Master’s degree in Latin (cum laude) and 20 years’ experience as educational writer and translator. She has written for educational publishers such as Heinemann and Pearson, focusing mainly on the development of English second language learning. She co-authored the highly successful CAPS-approved Spot On English series and developed electronic assets for e-pubs. Her experience in liaising with illustrators, photographers and story writers, as well as her previous experience in teaching English and Mathematics to Swazi learners in rural Mpumalanga, South Africa, contributes to the process of developing material for Leap to Know. Her passion for linguistics is a great advantage during the process of converting the English Leap to Know content into other languages. She is co-founder of Leap to Know and acts as content development manager.

Customised Applications

Customised Applications
Customised Applications is a South African team of experienced and dynamic app developers and designers based in Cape Town. They have more than 6 years’ experience in developing native and hybrid mobile systems for a wide-range of clients. They specialise in native Android and iOS, for both phones and tablets, and have extensive experience in BlackBerry and Windows Phone development. They offer design services for these apps, supporting custom web-portals where applicable, and they deliver apps that are modern, useful and user-friendly.

Daniel Munyaga

Daniel Munyaga
Daniel Munyaga is based in Dar-es-Salaam, Tanzania. He a native speaker of Swahili and speaks fluent English. He passed A-levels (English and Kiswahili) in 2006 and obtained a certificate in French Perfection at the SAAD Dahleb University in Algeria in 2008. He has been translating material for the New Apostolic Church Tanzania, the Favourite Group Tanzania and Alistair Logistics Tanzania since 2013.

Erika Murray-Theron

Erika Murray-Theron
The award-winning South African writer Erika Murray-Theron has published nine novels. In 2002 her novel Sê Maria was awarded the ATKV Prize for Afrikaans fiction. In 2007 her novel ‘n Tapisserie met klein diere won the bi-annual Sanlam-Insig Prize. Erika contributes articles and stories to several magazines on a regular basis. During the past five years she has supplied literary texts for use in EFAL textbooks. She holds an Honours degree with distinction in both Psychology (University of Stellenbosch) and Afrikaans (UNISA), as well as a diploma in Special Education (Pedotherapy).

Christa Bonnema

Christa Bonnema
Christa Bonnema is a trained South African primary school teacher who holds a B. Prim. Ed. Degree and a BA Hons. (Geography) Degree from the University of the North West, and both a B. Ed. Degree in Educational Psychology and a Diploma in Remedial Teaching from the University of Pretoria. Christa has ten years’ teaching experience and spent a further three years developing the pre-school curricula for the Inloco Parentus Nursery School. Passionate about the thriving of disadvantaged young children, Christa has committed her skills and expertise to a number of welfare organisations.

Heleen Steyn

Heleen Steyn
Heleen Steyn is a South African based freelance illustrator, digital artist, visual storyteller and part-time lecturer. She obtained her BA Information Design Degree from the University of Pretoria, and spent a year furthering her creative skills at The Open Window School of Visual Communication. She also enrolled in Bobby Chiu’s Digital Painting Course to further her versatility as a digital painter. Heleen has worked with many local and international clients since 2012. She was shortlisted for EXPOSÉ 11 (2013) and received a D&AD Student ‘Inbook’ Award (Category: Disney – short animation) in 2011.To see examples of her work visit heleensteyn.com.

Lisa Steyn

Lisa Steyn
Lisa Steyn is an illustrator based in Stellenbosch, South Africa. Encouraged to draw since early childhood, she started “training” as illustrator by copying pictures from her favourite story books. In September 2012 she attended the CCIBA Creative Workshop Program in Children’s Book Illustration and became a member of the SCBWI. In 2013 she started illustrating school handbooks and primary school readers. Lisa is intrigued by the world of children’s books, and the impact that a good book with lovely strong images can have on a child’s development and world view. With passion she continues on a road made of stories…To see examples of her work visit lisa-steyn-illustration.blogspot.co.za.

Anneke Chambers

Anneke Chambers
Anneke Chambers is a Canadian freelance illustrator based in Toronto, Ontario. Her illustrations are inspired by the things she sees and people she meets every day. The daughter of a military veteran, she received most of her inspiration while moving home frequently. She received her Bachelor’s Degree in Illustration from Sheridan College in 2015, and apprenticed under South African Illustrator and friend Heleen Steyn in 2014. When not drawing, Anneke enjoys reading about ancient Greek and Roman history with a cat in her lap.To see examples of her work visit annekechambers.ca.

Eldie Berger

Eldie Berger
Eldie Berger is a South African Microbiologist by training (BSc, University of Stellenbosch, 1982 and PhD, University of Cape Town, 1990). She did a two year post-doctoral fellowship (1991-1993) at the University of California, Berkeley, USA and mainly worked in research at the CSIR, Pretoria and at the University of Pretoria (2012-2015) as a Research Fellow in the Department of Microbiology until her retirement. She is passionate about creating opportunities to improve access to learning for all, and believes that the most important target group is that of preschool – foundation phase. She is thrilled to be part of this innovative initiative.

Liza van Tonder

Elizabeth van Tonder
Liza van Tonder has been teaching grade ones for 24 years. She graduated at the University of Pretoria. She has been teaching at Menlopark Primary for the last 11 years. Before that she taught at Jabulani Primary where she came to the realization that the lack of home-language education can lead to under-achievement and poor learning. She and her family have also lived in Tunisia where she was the first non-English speaking teacher employed at the American Cooperative School. She had a wonderful experience teaching children from different cultures and backgrounds, and she still uses what she learned there in the classroom today. She is a creative teacher who loves thinking out of the box and finding solutions. Her passion is children.

Aletia Fourie

Aletia Fourie
Aletia Fourie completed her studies in Information Design at the University of Pretoria in 2015. She believes that through hard work and perseverance you can achieve a lot and it will have its reward in the end. She is passionate about what she does and enjoys expressing her inner child in a creative manner. She has experience with children’s book illustrations and does work on commission. She is a qualified illustrator, designer and motion graphics animator.

Felix Bührmann

Felix Bührmann
Felix Bührmann is a graduated chemical engineer who has been working as a project manager in the primary industry in South Africa and abroad for the past 25 years. He is the owner of a private business, Bührmann Consulting, which specialises in providing project management services for medium to large projects. He has vast experience in all phases of project management, ranging from the conceptual and board approval stages to design, construction, commissioning and contractual close-out. His client base covers most major industries and includes the likes of Sasol, Anglo, BHP, Impala, ArcelorMittal, Impala, Murray & Roberts and Eskom.

Katinka Joubert

Katinka Joubert
Katinka Joubert completed her studies in visual communication (BA Degree) at The Open Window Institute (OWI) in 2005. She has since been working as graphic designer and illustrator at Onesanesoul, her Pretoria-based design studio. She has been happily married for more than ten years and has two beautiful young children. In her free time she helps out at various orphanages in Hammanskraal where her passion for upliftment has been growing ever since. Her dream is to cultivate art awareness amongst underprivileged children.

Stephanie Muller

Stephanie Muller
Stephanie Muller is Business Intelligence manager at a leading South African Internet Service Provider where she manages a team that provides key insights to the company for improved decision-making. She holds a B Com and BSc Hons degree (Mathematical Statistics) from University of Pretoria, and has diplomas in Knowledge Management and Leadership & Management Development from University of Stellenbosch, receiving the Director’s Award in the latter. Stephanie has applied her analytical skills in many areas – Actuarial, Market Research, CRM, Data mining and BI. She loves data and the analysis thereof, especially if it leads to new knowledge.

Elizabeth Pulles

Elizabeth Pulles
Elizabeth Pulles is an award-winning children’s book illustrator from Johannesburg. She has been involved with the creation of educational reading material for very young children, doing work for Read Educational Trust, Macmillan and Shuter & Shuter publishers. She has illustrated many picture books, translated in some African languages as well as English and Afrikaans. Her work aims to give young children a chance to view a picture of a diverse Africa, and to have stories reflecting their own lives. Quite a few of the books were aimed for use as teaching tools for grade 0, where the children can learn concepts from the pictures. Awarded with the ViaAfrica/Mnet Award in 2008 is “Siyolo’s Jersey’ written by Mari Grobler, illustrated by Elizabeth Pulles and published by NB Publishers.

Murray Theron

Murray Theron
Murray Theron holds an Honours Degree in Psychology from the University of Pretoria and a B Tech. Mus. Diploma from the Tshwane University of Technology. He composes and produces music, and holds composition workshops for children. He creates and records sounds for various projects and plays saxophone for the South African Folk music band, Oh So Serious.

Sophia Bührmann

Sophia Bührmann
Sophia Bührmann is taking a gap year after having matriculated in 2015. She plans to study Engineering at the University of Stellenbosch.

Erna de Villiers

Erna de Villiers
Erna de Villiers studied Fine Arts at the University of Stellenbosch and worked 12 years in the design, film and advertising industry as production manager and producer. Projects included animated programming for children’s television, television commercials, post production and special effects, online and print design and illustration. She is currently teaching art to children of all ages, and works towards her career as artist while focusing on oil painting, embroidery and tapestry.

Ruan la Grange

Ruan la Grange
Ruan la Grange owns the voice-over recording studio Media Vox. Ruan was responsible for the voice recordings in Swahili.

Magdalena Laney

Magdalena Laney
Magdaleen Laney is director of Musicula, which offers music education programmes to children between the ages of 6 months and 6 years.

Jeff W Morris

Jeff Morris
Jeff W Morris (PhD LRPS APSSA AFIAP) a retired businessman with photography as a hobby. He is most enthusiastic about the audio visual genre and has made many shows on diverse subjects during the past 10 years. He was delighted to be approached by Leap to Know to document the first trial of their program at Ya Bana. The result was a short record of the delight and excitement of the children as they experienced the new technology. This audio-visual presentation has been submitted to various international competitions and was successful at the Royal Photographic Society’s 2016 Festival.

Ya Bana

Ya Bana
Ya Bana Village, based in Winterveld, provides permanent housing in a family environment to vulnerable and orphaned children where trained house mothers offer love and structure. The Village believes that in order for children to become balanced and productive citizens of society, they need holistic care. Their programs focus on the physical, emotional, educational, spiritual and cultural needs of the child. Ya Bana Pre-primary School is located on the premises and under full management of the Ya Bana directorate. It is attended by 170 children from the Winterveld/Mabopane community.