This book constitutes the proceedings of the Third International Workshop on Value Engineering in Artificial Intelligence, VALE 2025, held in Bologna, Italy, on October 25, 2025.The 15 full papers included in the proceedings were carefully reviewed and selected from 19 submissions. They were organized in topical sections as follows: Foundations and Frameworks; Value Learning and Aggregation; and Value Alignment.

This book constitutes the proceedings of the Third International Workshop on Value Engineering in Artificial Intelligence, VALE 2025, held in Bologna, Italy, on October 25, 2025.The 15 full papers included in the proceedings were carefully reviewed and selected from 19 submissions. They were organized in topical sections as follows: Foundations and Frameworks; Value Learning and Aggregation; and Value Alignment.

This book constitutes the proceedings of the Third International Workshop on Value Engineering in Artificial Intelligence, VALE 2025, held in Bologna, Italy, on October 25, 2025.The 15 full papers included in the proceedings were carefully reviewed and selected from 19 submissions. They were organized in topical sections as follows: Foundations and Frameworks; Value Learning and Aggregation; and Value Alignment.