Communicating Risk Information to Stakeholders. Much technical information is about assessing and controlling risks. Public and other stakeholders are part of process of making decisions based on risk information. . What is Risk Communication?.
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Much technical information is about assessing and controlling risks.
Public and other stakeholders are part of process of making decisions based on risk information.
National Research Council, 1989. p. 21
Difficulty of handling uncertainty
Failure to consider qualitative factors
Failure to elicit information on social and cultural values
Difficulty of communicating quantitative info. to public
Disagreement about terms
Many others . . .
Difficulty of understanding uncertainty
Difficulty of understanding complex information (physical, chemical, biological mechanisms)
Difficulty communicating social and other values
Little training in quantitative methods and information
Disagreement about termsBarriers to Risk Communication
Paul Slovic 1999
This doesn’t work!
Radon risks can equal or exceed the 2% risk of death in an auto accident . . for anyone who lives 20 years at levels exceeding about 25 picocuries per liter.
R.A. Kerr, Science (1988)
Problem: Imagine that the US is preparing for the outbreak of an unusual foreign disease that is expected to kill 600 people. Two alternative programs to combat the disease have been proposed.
Science, January 1981
Which of the two programs is best?
2/3 probability that 600 people will die.
Which program is best?