Raul Hakli & Pekka Makela 
Social Ontology in the Making [PDF ebook] 

This collection does not only include articles by Raimo Tuomela and his co-authors which have been decisive in social ontology. An extensive introduction provides an account of the impact of the works, the most important debates in the field, and also addresses future issues. Thus, the book gives insights that are still viable and worthy of further scrutiny and development, making it an inspiring source for those engaged in the debates of the field today.