Justine studied Biochemistry and Molecular Biology at the University of Manchester Institute of Design and Technology. On qualification in 2004 she was awarded the Balantyne prize for Infringement and Validity. She has worked in industry and private practice and has spent the last decade running her own boutique practice. She has been a guest speaker of the American Intellectual Property Lawyers Association and has been published in Nature Biotechnology. She now works as a PEB Examiner for the Infringement and Validity (FD4) paper.