Teacher Profiles

KPS has assembled one of the best teaching teams in London. All our teachers highly experienced and many have taught and held senior positions in some of the country's top independent schools, including St Paul's School, St Paul's Girls' School and Winchester College. Some of our members of staff are profiled here; we hope you will come to visit us to meet more of them.

 Dick Jaine

Dick Jaine is our Director of Education. After representing Great Britain at international level in fencing, Dick started his career at Marlborough College before moving to St Paul's School in 1979. Dick's 30 year career at St Paul's culminated in his appointment as Surmaster and then acting High Master. He led a number of significant educational initiatives at the school, including developing it into one of the UK's leading feeder schools to US universities. 

Dick then joined the international education group, GEMS where he advised on educational matters together with former Eton Head Master, Tony Little. He also relaunched and headed the group's flagship school in the UK, Sherfield School in Hampshire. Dick and the team he brought with him from St Paul's transformed Sherfield, achieving record results with their first A-Level cohort, ranking No. 4 in national league tables for schools with a small Sixth Form.

Marwan Mikdadi

Marwan Mikdadi is our Executive Principal and teaches Economics. Marwan was educated at Latymer Upper School before reading Economics and Economic History at Queen’s University, Belfast, where he also completed his Masters in Information Management.

Marwan started his career with KPMG in London before returning to Queen’s to undertake his teacher training course. He began his teaching career at RGS Guildford and was then appointed by St Paul’s School in 2001 to join the economics department.

At St Paul’s, Marwan became Head of Economics and Politics, a position he held for six years before moving to North East London to become Deputy Headmaster at Bancroft’s School in 2010.

In addition to being Head of Department, Marwan also coached rugby and football teams at RGS and St Paul’s, and became Principal Examiner for A-Level Economics in 2004, a position he relinquished when he moved to Bancroft’s. Marwan has also authored a number of text books, articles for economics journals, teaching resources and has run economics training courses for teachers over the past 10 years.

Paul Vanni 

Paul Vanni is Head Master at Kensington Park School. He has joined KPS from St Paul's Girls' School where he was Deputy Head & Director of School. 

Paul is passionate about education, and having spent his entire life in London schools is deeply attuned to what London pupils and parents want.

He was educated at Latymer Upper School and University College London, obtaining a first class honours degree and a Masters in French literature. After a year teaching English at the Sorbonne, Paul gained his PGCE at the University of Cambridge and in 1998 joined the staff of St Paul’s School where he spent thirteen very happy years as a teacher, tutor, rowing coach and ultimately head of the Modern Languages department.

He joined St Paul's Girls' School in 2011 as Deputy Head and Director of School, overseeing every aspect of school life; all the while, however, he has continued to teach and remains committed to excellence in the classroom.

Paul is also a governor at Glendower Preparatory School and the Hammersmith Academy, an ISI schools' inspector and co-writes the Cambridge Pre-U Italian examinations.

Gareth Davies

Gareth, a dedicated A-Level specialist, heads KPS Sixth Form. He was previously in senior teaching and management roles at Duff Miller College for seven years. Gareth was educated at Dulwich College and University College London.

At UCL he read Anatomy and Developmental Biology, conducting research in his third year at the university's developmental research laboratory, one of the world’s top three laboratories in this field. He gained his PGCE at the Institute of Education in London, joining Duff Miller to teach chemistry in 2009. 

He served as Head of Chemistry and Head of Sixth Form before his appointment as Vice Principal in 2015. He has also developed the training programme for prospective medical and dental students, taking them through all stages of the process from their UCAS application through UKCAT and BMAT testing, to mock interview practice.


Amanda Chain

Amanda Chain comes to KPS as a history teacher from St Paul’s Girls School. After completing her undergraduate degrees in Political Science and Classical Studies at the University of Pennsylvania in the United States, she began her teaching career at Winchester College in Hampshire.

While there, she taught in the History and Modern Languages Department while serving as Deputy Head of Rowing for three years. She then completed her MA at UCL Institute of Archaeology where she researched and presented work on British War Memorials.

After UCL, Amanda went on teach history and coach rowing at Canford School and then St Paul’s Girls School where she was the Colet Fellow.





Simon Clarke

Simon Clarke was educated at Sir Thomas Rich’s Grammar School in Gloucestershire before reading Chemistry at St Peter’s College, Oxford.

He was awarded an exhibition in chemistry and achieved a distinction in aromatic and heterocyclic pharmaceutical chemistry before graduating with a MChem (honours) degree.

Since 2005, Simon has taught chemistry at St Paul’s School: one of London’s leading academic independent schools for boys. He has taught chemistry at all levels including Oxbridge entry and Olympiad level and in 2007 he coached two students who went on to represent the UK team.

Whilst at St Paul’s, Simon pioneered a programme of practical organic chemistry and led the Saturday school chemistry programme for local partner schools. Most recently, Simon has acted as a mentor for chemistry and physical natural science applicants in his role as a UK University Advisor.

Dave Costin

Dave is one of London's most experienced teachers of Mathematics and Further Mathematics. He has taught these subjects to A-Level since 1985, becoming Head of Mathematics at Duff Miller College in 1986. 

Dave has also been an A-Level examiner for 25 years, marking a wide variety of core and applied modules. He understands exactly how exam papers and marking schemes work and tailors his courses to focus on these key requirements.  

Dave was educated at Oxford University and University College London.

Paul Motion

Paul Motion graduated with a BSc in Mathematics in New Zealand and taught in Australasian schools for several years before moving to London to teach at Dulwich College. In 1989 Paul moved to St Paul’s School eventually taking on the management role of Undermaster (Head of Year) and Deputy Head of Mathematics.  

Whilst teaching in New Zealand, he wrote and directed radio programmes on Maths for the national station, was Mathematics adviser to secondary schools in the lower North Island and drafted courses for the new A-Levels in Statistics.

Paul is an experienced oarsman and has coached rowing at Dulwich and St Paul's.




Terry Peters

Terry started teaching at St Paul’s in 1988 and rapidly gained a reputation as a dynamic and meticulous Maths teacher and a talented coach of rugby and athletics.

He was entrusted with the top Further Mathematics groups, amongst whom were pupils who went on to gain firsts at Oxford and Cambridge and were selected for the Olympiad team.

Terry was promoted to Head of Careers and this was rapidly followed by his appointment to the Senior Management Team as Undermaster (Head of Year). In 2006 Terry was further promoted to Senior Tutor (Deputy Head Pastoral). In 2012 Terry joined Dick Jaine in relaunching Sherfield School. He took on the role of Deputy Head and Director of Studies whilst remaining a front line teacher of A-Level Mathematics and Further Mathematics.

Terry contributed significantly to Sherfield's record A-Level success with its first cohort, with 66% of his pupils achieving A* and the rest A.