PRESIDENTIAL COMMISSION,1997 Quantitative and qualitative descriptions of risk x Summarize weight of evidence Include information on the assessment itself x Describe uncertainty and variability Use probability distributions as appropriate Use sensitivity analyses to identify key uncertainties Discuss costs and value of acquiring additional information Did not recommend: Use of formal quantitative analysis of uncertainties for routine decision-making (i.e.local,low-stakes) Quantitative and qualitative descriptions of risk  Summarize weight of evidence  Include information on the assessment itself  Describe uncertainty and variability  Use probability distributions as appropriate  Use sensitivity analyses to identify key uncertainties  Discuss costs and value of acquiring additional information Did not recommend:  Use of formal quantitative analysis of uncertainties for routine decision-making (i.e. local, low-stakes)