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Celebrated jumping frogs: For top hops, scientists look to Calaveras pros

By Guest PostOctober 21, 2013Sciencebiologist, brown university, bullfrog, calaveras county, calaveras pros, celebrated jumping frogs, frog jockeys, georgia tech university, guinness book, henry astley, jumping frog jubilee, justin bookey, muscle, rhode island, richard marsh, rosie the ribiter, technique, tendon, thomas roberts, trial and error, world records

The Calaveras County Jumping Frog Jubilee has entered the scientific record via a new paper in the Journal of Experimental Biology. Experienced bullfrog ‘jockeys’ at the event routinely get their frogs to jump much farther than researchers had ever measured in the lab. How? Decades of refined technique, uncommonly motivated humans and herps, and good old-fashioned large sample size.

PROVIDENCE, R.I. [Brown University] — One day, amid his decades-long study of how animals move, including how frogs jump, Brown University biologist Thomas Roberts found himself and colleague Richard Marsh puzzling over the Guinness Book of World Records. A bullfrog named Rosie the Ribiter reportedly had jumped more than 2.1 meters in a single hop at the Calaveras County Jumping Frog Jubilee in 1986, but scientific studies had never reported a bullfrog jump beyond 1.3 meters. (more…)

Over-Confident CEOs Can Put Companies at Risk, MU Study Finds

COLUMBIA, Mo. — CEOs need to demonstrate strong leadership and good decision-making skills, but CEOs with over-confidence can involve their companies in riskier ventures and put investors’ funds at risk, according to a new study from the University of Missouri, Georgia Tech University and the University of Texas-Arlington.

“Over-confident CEOs feel they have superior decision-making abilities and are more capable than their peers,” said Stephen Ferris, professor of finance in the MU Trulaske College of Business. “Unfortunately, they tend to make decisions about mergers or acquisitions that can be viewed as risky. For example, CEOs who are over-confident tend to target companies that do not focus on their core line of business. Generally speaking, mergers that diversify companies don’t work.” (more…)

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Celebrated jumping frogs: For top hops, scientists look to Calaveras pros

Over-Confident CEOs Can Put Companies at Risk, MU Study Finds