News Release

A unique experiment with chlorine -- and a new way of teaching

Book Announcement

University College London

Imagine turning up to an undergraduate class, being given a dissertation by one of your student predecessors and told to improve on it.

This was the experience of successive cohorts of undergraduates at UCL's (University College London's) Department of Science and Technology Studies between 2000 and 2005. The result of this innovative approach to teaching is a full-blown academic monograph published this month by the British Society for the History of Science (BSHS).

The brains behind this unique experiment, historian of chemistry Dr Hasok Chang, set the class of 2000 the task of researching and writing dissertations about aspects of the chemical element chlorine from its first isolation in the 1770s to the late 20th century.

The chief innovation of the project is its use of the mechanism of inheritance, says Chang. “Each year students received a body of work produced by the previous group of students, and made improvements and additions to it,” he says. “This process was repeated until publishable materials were produced.”

"This is a very exciting way to introduce undergraduates to the skills involved in real research," says Frank James, historian of science at the Royal Institution and current president of the BSHS.

The theme for the monograph was controversy - something that highly reactive chlorine has been associated with repeatedly throughout this 225-year history. The first half of the volume deals with debates in the theory of matter, starting with the disputes on whether chlorine was an element at all. The second half of the volume addresses controversies arising from the practical uses of chlorine, including bleaching, disinfection, and chemical warfare.

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An Element of Controversy: The Life of Chlorine in Science, Technology, Medicine and War is edited by Hasok Chang and Catherine Jackson and published by the British Society for the History of Science.

The launch of this ground-breaking publication will be on Monday 29 October at 6.00pm in Room 347, School of Slavonic and East European Studies (SSEES), UCL, 16 Taviton Street, London WC1H 0BW.

For further information, or to arrange an interview with Dr Chang, please contact Dave Weston in the UCL Press Office on +44 (0) 20 7679 7678 or d.weston@ucl.ac.uk

About UCL:

Founded in 1826, UCL was the first English university established after Oxford and Cambridge, the first to admit students regardless of race, class, religion or gender, and the first to provide systematic teaching of law, architecture and medicine. In the government’s most recent Research Assessment Exercise, 59 UCL departments achieved top ratings of 5* and 5, indicating research quality of international excellence.

UCL is the fourth-ranked UK university in the 2006 league table of the top 500 world universities produced by the Shanghai Jiao Tong University. UCL alumni include Mahatma Gandhi, Jonathan Dimbleby, Lord Woolf, Alexander Graham Bell, and members of the band Coldplay.


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