This two-volume set LNCS 4805/4806 constitutes the refereed proceedings of 10 international workshops and papers of the OTM Academy Doctoral Consortium held as part of OTM 2007 in Vilamoura, Portugal, in November 2007.

The 126 revised full papers presented were carefully reviewed and selected from a total of 241 submissions to the workshops. The first volume begins with 23 additional revised short or poster papers of the OTM 2007 main conferences. Topics of the workshop papers contained are agents, web services and ontologies merging (AweSOMe 2007), context aware mobile systems (CAMS 2007), OTM academy doctoral consortium, mobile and networking technologies for social applications (MONET 2007), ontology content and evaluation in enterprise (OntoContent 2007), obect-role modeling (ORM 2007), pervasive systems (PerSys 2007), peer to peer networks (PPN 2007), reliability in decentralized distributed systems (RDDS 2007), scalable semantic Web knowledge base systems (SSWS 2007), and semantic Web and Web semantics (SWWS 2007).