On July 22, 2025, at 2:30 p.m., the public defense of Walline Alves Guimarães’ PhD thesis in Education took place at the José Araújo Auditorium, Lusófona University. Walline is a researcher in training at CeiED.

Her thesis, titled "Education and Communication in the Digital Age: Strategies and Challenges for Building Online Educational Communities", explores how educational communities are built in digital environments, and proposes innovative approaches for fostering engagement, connection, and knowledge-sharing on social media platforms.

The examination committee was composed of:

• Chair: Rosa Maria da Silva Serradas Duarte – Lusófona University
• Member: João José de Carvalho Correia de Freitas – NOVA University Lisbon (FCT)
• Member: José Reis Lagarto – Portuguese Catholic University
• Member: Carlos Manuel Pimenta – Lusófona University
• Member: Rui Carlos de Lemos Correia Estrela – Lusófona University
• Member: Lucimar Almeida Dantas – Lusófona University
• Supervisor: Vítor Manuel Neves Duarte Teodoro – Lusófona University
  

The thesis was approved with distinction and honors, a result that brings pride to CeiED and to the entire academic community at Lusófona University.