TY - CHAP T1 - Theory of change: Impact evaluation for information literacy research and practice T2 - The Information Literacy Handbook Charting the Discipline PY - 2025/07/20 AU - McKinney P AU - Haworth AC ED - Maybee C ED - Kaufmann K PB - Facet Publishing SN - 9781783306343 Y2 - 2026/01/18 ER -