{"product_id":"2721222","title":"The Concept of Validity : Revisions, New Directions and Applications","description":"Explore the latest theories and applications of validity in research with this comprehensive work by Robert W. Lissitz. Published in 2009, this thought-provoking book brings together diverse perspectives from leading scholars in education and psychology, offering a rich analysis of the concept of validity. The volume is divided into three sections, each tackling a different aspect of validity and its implications. With contributions from esteemed experts in the field, this book is a valuable resource for researchers, educators, and anyone seeking to understand the complexities of validity. A must-read for those interested in research methodologies and theoretical frameworks, this book provides a nuanced understanding of the concept and its applications.","brand":"Chalkys.com","offers":[{"title":"Default Title","offer_id":54680215814529,"sku":"2721222","price":52.48,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0056\/8043\/1219\/files\/41zSk7oBBrL.jpg?v=1756583763","url":"https:\/\/chalkys.com\/products\/2721222","provider":"Chalkys.com","version":"1.0","type":"link"}