Malcolm Sherrington has been working in computing for over 35 years. He holds degrees in mathematics, chemistry, and engineering. He is running his own company, focusing on the aerospace, healthcare, and finance sectors, with specific interests in High-Performance Computing and applications of GPUs and parallelism. Always hands-on, Malcolm started programming scientific problems in Fortran and C, progressing through Ada and Common Lisp, and recently became involved with data processing and analytics in Perl, Python, and R. Malcolm is the organizer of the London Julia User Group