SIR ANDREW COHEN: AN OBITUARY

Sir Andrew Huxley: 1917–2012

Another recent surprise was the discovery of a phytoplankton bloom under the sea ice of the Arctic during investigations in the north Pacific led by Kevin Arrigo from Stanford University (Science (2012) 336, 1408). This, the authors conclude, could mean that productivity in the icy polar waters may have been underestimated by a factor of up to ten, which underlines that we still know far too li...

Sir Alan Lloyd Hodgkin OM , KBE , PRS Sir Andrew Fielding Huxley OM

s (Listed in alphabetically order of author’s surname) Kazuyuki Aihara Institute of Industrial Science, University of Tokyo CHAOS AND BIFURCATIONS IN THE HODGKIN-HUXLEY EQUATIONS AND SQUID GIANT AXONS Chaos, or deterministic chaos, is ubiquitous in nonlinear dynamical systems of the real world, including biological systems. Nerve membranes have their own nonlinear dynamics which generate and pr...

Obituary

QT dispersion: time for an obituary?

Perhaps the believers and disbelievers represent two different poles of scientific and research attitude. Some believe that the original concept of QT dispersion is correct merely because the technology can be applied to existing ECGs, and that the results more or less frequently (irrespective of the reproducibility) statistically distinguish between clinically defined groups. Others point to t...

Sir Andrew Large: Financial instrument accounting (Central Bank Articles and Speeches)

I probably do not need to emphasise that meaningful accounting standards and their effective implementation are highly relevant to any central bank’s responsibilities for financial stability. They help to ensure the safe and efficient functioning of the financial system. So it is essential that accounting standards have a clear economic rationale, promote comparability and secure adequate discl...