Januury 4, I fl I � SCIENTIFIC AMERICAN fi Scientific Management for Scientists , 'The Bridge." [ W T LHELM OSTWALD must be reckoned among the founders of the modern science of physical chemistry. As tlle director of the Physico-chemical In stitute of the University of Leipzig, he not onlll him self contributed a lion share tmeanl the up building of this science, bnt by personal enconraocment, teachin.(/ and writing, he has done more than is prouaul!l reaUze£l by all uut a few to assist in the

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... naTcing of such men as Arrhenilts, Bredig and others. It 1cill ue nnnemlJen;;d, too, that one of van't Hoff's princ'iJ)al pulJUr;ations ap pew'cd in an earl!! issue of the Zcitschrift fiil' physi Kalische Chemie, then newly fowtded by Ostwald. Of late years, since laying aside his professional d ittics. Ostwald has devoted his main ej10rts to philosophical w01'k and to the StH) port and propaganda of movements relating to various IJhases of scien tifiC and pulJlic activities.-gDIToR.] Within the last century or so the world has a wakened to a realization of the fact that, of all the social ac tivities of humanity, science, in its broadest sense, is the most important. It is true that as yet lhe appreciation of this fita te of affairs has failed to find adequate expression in a prac tical way, and the so-called civilized na tions are to-day spending incom parably more for the maintenance of lmrbarous military organizations than for the scientifi c development of problems relating to the culture of mankind, although the former are specifically destructive of energy and pernicious in their action, while only the latter work for energy concentra tion and upbuilding. The leading spirits of all nations, however, have long ><tanding of this situation, and ac cordiugly we see numerous institu tions, universities, academies, scien tifi c societies, etc., engaged in ener getic and effectual activity in the