Andrew Lacey completed a first degree in history followed by a postgraduate degree in Library and Information Studies. Since 1988 he worked as a professional librarian in a variety of Colleges and Universities, and was College Librarian at Trinity Hall, Cambridge, from 1994 to 2005 and a member of the University of Cambridge, Faculty of Architecture and History of Art from 2005 to 2008.

In tandem with his professional career, Andrew has pursued his academic interests and teaching in continuing education. He is a Tutor for both the University of Cambridge Institute of Continuing Education and the University of Oxford Department of Continuing Education. His teaching and research have included work on the English Civil War and the seventeenth century; the relationship between art and power; and twentieth century European history. He has published many articles and essays on aspects of seventeenth century history.

In 1999 he was awarded a Doctorate by the University of Leicester for research on the cult of King Charles I, and the fruits of this work were published by the Boydell Press in 2003.