Shigo was a passionate tree specialist whose theory of compartmentalisation of tree decay changed the way trees are pruned.
Purposefully mixed together on the transistor project were physicists, metallurgists and electrical engineers; side by side were specialists in theory, experimentation and manufacturing.
Like Dr. Mearsheimer, Stephen M. Walt, a 50-year-old professor at the John F. Kennedy School of Government at Harvard, is a specialist in theories of international relations and a tenured professor with a prestigious chair.
But some gender specialists insist theories on sex differences are exaggerated and harmful to women.
Toolkits were sometimes supported by multidisciplinary specialists' discussions, theories or conceptual frameworks, best-practice approaches, reviews of institutional documentation, national reports, and observations of existing practices.
Mr Varoufakis may be a specialist in game theory.
A specialist in macroeconomic theory and policy, he still teaches as a visiting professor in the US.
In theory, specialist agencies should collect fees for every song that radio stations play and distribute them to the owners of the copyrights.
In his 1994 book, "The Physics of Immortality," Frank J. Tipler, a specialist in relativity theory at Tulane University, showed how future beings might, in their drive for total knowledge, "resurrect" us in the form of computer simulations.
There he was taught by the mathematicians Karl Theodor Weierstrass, whose specialization of analysis probably had the greatest influence on him; Ernst Eduard Kummer, in higher arithmetic; and Leopold Kronecker, a specialist on the theory of numbers who later opposed him.
