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The science of collective decision-making

Why do some juries take weeks to reach a verdict, while others take just hours? How do judges pick the perfect beauty queen from a sea of very similar candidates? We have all wondered exactly why we did not win a certain award. Now, new psychological research explains how groups come to a collective decision.

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Keywords: science, collective, decision-making, decision, making

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1. Humans mispredict their emotions after decision making
   08-16-2007 · EurekAlert!
   How accurate are people in their anticipations of regret -- and of other post-decisional emotions, such as disappointment? It is a topic has been rather neglected by scientists, but new research published in the August issue of Psychological Science, a journal of the Association for Psychological Science, aims to fill this gap.
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2. Doctors, economist, write prescription for protecting people from themselves
   11-27-2007 · EurekAlert!
   Policy makers, employers and others can use the science of behavioral economics to steer people toward wiser choices -- and dramatically improve their health -- without limiting their freedom to do as they please, according to an article published in the Nov. 28 issue of the Journal of the American Medical Association. This approach can counter one of the underlying causes of major health problems in the United States and other developed nations -- bad decision-making on the part of individuals.
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3. Morals do not conquer all in decision making
   01-30-2007 · EurekAlert!
   Is morally motivated choice different from other kinds of decision making? Previous research has implied that the answer is yes. But an article published in the January issue of Psychological Science suggests that these value-guided decisions may not be as rigid as previously thought.
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4. NAS report offers new tools to assess health risks from chemicals
   10-10-2007 · EurekAlert!
   Determining how thousands of chemicals found in the environment may be interacting with the genes in your body to cause disease is becoming easier because of a new field of science called toxicogenomics. A new report issued today by the National Academies of Sciences recognizes the importance of toxicogenomics in predicting effects on human health and recommends the integration of toxicogenomics into regulatory decision making.
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5. Decision making isn't always as rational as you think (or hope)
   02-15-2007 · EurekAlert!
   When making tough choices about terrorism, troop surges or crime, we usually go with our gut.The human brain is set up to simultaneously process two kinds of information: the emotional and the empirical. But in most people, emotional responses are much stronger than the rational response and usually take over, according to Michigan State University environmental science and policy researcher Joseph Arvai.
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6. When to have a child? A new approach to the decision
   11-07-2007 · EurekAlert!
   Women seeking to balance career, social life and family life in making the decision on when to have a child may benefit from applying formal decision-making science to this complex emotional choice.
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7. SCAI president testifies before FDA on safety of drug-eluting stents
   12-07-2006 · EurekAlert!
   In testimony before the Food and Drug Administration (FDA), Gregory J. Dehmer, MD, president of the Society for Cardiovascular Angiography and Interventions (SCAI), today urged a review panel to evaluate new data on the safety of drug-eluting stents (DES) from the perspective of prior developments in the history of coronary intervention, and with an appreciation for the balance of benefits and risks that guides all clinical decision-making.
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8. National panel led by LSU Chancellor releases report on Corps of Engineers
   03-05-2007 · EurekAlert!
   In a report released today, a national panel is calling for the U.S. Army Corps of Engineers to restructure its project selection and decision-making procedures. The National Academy of Public Administration, or NAPA, was commissioned by Congress to conduct a thorough eight-month study of the Corps with emphasis on how the Corps prioritizes projects for construction. The panel, led by LSU Chancellor and Academy Fellow Sean O’Keefe, released its findings today.
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9. Are you feeling lucky? How superstition impacts consumer choice
   02-12-2008 · EurekAlert!
   Despite their strong impact on the marketplace, surprisingly little attention has been paid to the how superstitious beliefs impact decision making. A groundbreaking new study from the April issue of the Journal of Consumer Research examines the role of lucky and unlucky features and finds that consumers are more disappointed when a product that is supposedly "lucky" breaks. Additionally, even thinking about a "negative" superstition can make consumers more risk averse.
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10. Fuel from fiber -- Pretreatment can put corn stalks, trees in your car's tank
    05-04-2007 · EurekAlert!
    "Put a tree in your tank." Fuel companies aren't touting that slogan. At least not yet. But thanks to research done in part by Bruce Dale, Michigan State University professor of chemical engineering and materials science, making fuels from poplar trees and corn stalks is becoming more efficient and cost-effective.
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