Author of <a href="https://www.routledge.com/Artificial-Intelligence-and-the-Two-Singularities/Chace/p/book/9780815368533?utm_source=website&utm_medium=shared_link&utm_campaign=B005695_jm1_5ll_4cm_d545_artificialintelligencehub">Artificial Intelligence and the Two Singularities</a>