TRB’s Studies and Special Programs Division invites letters of interest from persons wishing to be considered as consultants in support of the division’s Committee on In-Service Performance of Guardrail End Treatments.  Details about the paper topics and additional information about the engagement are available online. To propose, submit a one- to two-page letter of interest, a resume providing your qualifications, and an executed liability statement to Joseph Morris at jmorris@nas.edu. Letters of interest are due by November 24, 2015.