After a serious accident the following year which left him in a coma for 18 days, Laurent was declared by doctors unfit to continue studies.

[7] With La Villemarqué's descendant, Laurent was able to obtain many original collections of notebooks which helped in the writing of Barzaz Breiz.

Laurent directed the Center for Research on Breton and Celtic (CRBC) and the University of Western Brittany for twelve years.

In 2015, Dastum, alongside the CRBC and Laurent, created an online platform for his works, including 136 surveys conducted between the 1950s and the 1970s.

[9][10] In 2010, Laurent was distinguished by the Cultural Institute of Brittany for his work, and received a medal from the Order of the Ermine.