Abelard and Heloise - Pierre Abélard, (1079 – 21 April 1142) - a medieval French scholastic philosopher, theologian & preeminent logician.He was also a composer. His affair with & love for Héloïse d’Argenteuil has become legendary. Said to be "the keenest thinker and boldest theologian of the 12th Century". Héloïse d'Argenteuil French: (1090? – 16 May 1164) - a French nun, writer, scholar, & abbess, best known for her love affair & correspondence with Pierre Abélard.