Interdisciplinary Studies - 1994 Herkert, J. R. (1994). Ethical Risk Assessment: Valuing Public Perceptions. IEEE Technology and Society Magazine, 13(1), 4–10. https://doi.org/10.1109/44.273764 Haenn, N. (1994). A New Tourist, a New Environment: Can Ecotourism Deliver? Trends, 31(2), 28–30.