TY - BOOK AU - Ham,Sam H. TI - Interpretation: making a difference on purpose SN - 9781555917425 AV - QH75 .H36 2013 PY - 2013/// CY - Golden, Colorado : PB - Fulcrum Publishing, KW - Natural areas KW - Interpretive programs KW - Environmental education KW - National parks and reserves KW - fast N1 - Includes bibliographical references and index; Interpretation and communication -- TORE -- The endgame of interpretation -- Can all interpretation make some kind of difference? -- Making a difference on purpose -- Two sides of theme and sentences in the head -- Not all themes are equal -- The zone of tolerance -- Sequential theme development -- Nonsequential theme development N2 - "This book provides a treasure trove of how-to methods and ways to approach developing personal and non-personal heritage interpretation products."--Publisher ER -