Returning to Britain after this walk, he obtained a job as a research assistant in Chemical Pathology at the Middlesex Hospital and went on to obtain a PhD in Molecular Biology at University College London. In 1992, whilst studying for his PhD, he also ran the London Marathon, in a time of 4 hours and 41 minutes, to raise money to buy a computer for a young boy with physical disabilities.
After returning to Britain from this walk, he secured an assistant position at the Middlesex Hospital's Chemical Pathology department and later earned a PhD in Molecular Biology from University College London. In 1992, while working towards his PhD, he also ran the London Marathon, finishing it in 4 hours and 41 minutes to raise money for a computer for a young boy with physical disabilities.