James Laird participated in DfT’s research study on Induced Traffic. His contribution was in setting out the economic appraisal of induced traffic. This was published in May 2018 and is available here:
https://www.gov.uk/government/publications/induced-travel-demand-an-evidence-review
DUNKERLEY, F., J.J. LAIRD, B. WHITTAKER and A. DALY (2018) Latest Evidence on Induced Travel Demand: An Evidence Review. Report to the Department for Transport. May 2018. https://www.gov.uk/government/publications/induced-travel-demand-an-evidence-review