We are often asked who exactly we (Advantage Learn) are? The most important question to answer is “who are our teachers” as this amazing team of people are the ones who make our courses so good. This is a summary of our rock star teaching team who spend the year travelling around South Africa to deliver our top-class NBT Preparation Workshops to you.




Crispian Lees MSc

Degree Major: Chemical Engineering
Institution: University of KwaZulu-Natal, South Africa
Graduated: 2013

Teaching experience
  • 2010-2014 AP Maths teaching at Thomas More College and Westville Boys High School.
  • AdvantageLearn Science workshops 2014.
  • 2014 Assistant lecturer (Chemical Engineering faculty at UKZN).
  • AP Maths teacher at Reddam House Umhlanga.


Dilla Kruger BA

Degree Major: BA degree with Maths 2, HDE, BEd Management
Institution: NWU
Graduated: 1990, 1991, 1992

Teaching experience
  • Current HOD Mathematics at DGHS (10 years)
  • Advantage Learn NBT Afrikaans content developer (2 years)
  • Advantage Learn NBT teacher since 2016
  • HOD at George Campbell, Durban (5 years)
  • Durban North College (5 years)
  • Stilfontein (3 years)




Heather Collis BSc

Degree Major: Business Science
Institution: University of Cape Town, South Africa
Graduated: 2012

Teaching experience
  • Private tutor since 2015.
  • AP Maths teacher at AdvantageLearn since 2015.
  • NBT teacher at AdvantageLearn since 2016
  • Maths Literacy content developer at AdvantageLearn.


Trish Pike HDE (PG)

Degree Major: Mathematics
Institution: University of KwaZulu-Natal, South Africa
Graduated: 1977

Teaching experience
  • 2013-current AdvantageLearn NBT, AP Maths and Maths workshops teacher.
  • Previously HOD Mathematics Kearsney College
  • Previously HOD Mathematics Thomas More College
  • AP Maths teacher since 1996
  • Core Maths teacher since 1978
  • First NBT preparation teacher in South Africa





Roxy Lewis BSc

Degree Major: BSc in Applied Mathematics and Statistics, BSc Honours in Statistics
Institution: University of KwaZulu-Natal, South Africa
Graduated: 2008

Teaching experience
  • Maths Clinic teacher at GHS since 2017
  • Education Facilitator at St Stithians since 2014
  • AP Maths teacher GHS since 2014
  • Maths, AP Maths and Science tutor since 2006

We hope you found this helpful in getting to know more about us here at Advantage Learn. If you want to know more about the teachers’ personalities and the rest of our team then visit Our Team page.

Happy Learning!

About the author
Adam Kinder

Online learning manager at Advantagelearn.com. I help manage our systems to provide the best online learning experience for our Students. Besides that I am a passionate Mathematician and enjoy solving students questions on our site.

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