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John Henry Holland
25 quotes
“Doing science," particularly the synthesis of disparate ideas, is not as arcane as it is often made out to be. Discipline and taste play a vital role, but the activity is familiar to anyone who has made some effort to be creative.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“Even though these complex systems differ in detail, the question of coherence under change is the central enigma for each.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“With theory, we can separate fundamental characteristics from fascinating idiosyncrasies and incidental features. Theory supplies landmarks and guideposts, and we begin to know what to observe and where to act.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“If we are to understand the interactions of a large number of agents, we must first be able to describe the capabilities of individual agents.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“nonlinear interactions almost always make the behavior of the aggregate more complicated than would be predicted by summing or averaging.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“The multiplier effect is a major feature of networks and flows. It arises regardless of the particular nature of the resource, be it goods, money, or messages.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“The recycling of resource by the aggregate behavior of a diverse array of agents is much more than the sum of the individual actions.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“This use of building blocks to generate internal models is a pervasive feature of complex adaptive systems.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“If there is to be a competition, there must be some basis for resolving it. It is also clear that the competition should be experienced based.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“When a new building block is discovered, the result is usually a range of innovations.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“Particular individuals do not recur, but their building blocks do.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“Evolution continually innovates, but at each level it conserves the elements that are recombined to yield the innovations.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“The measure of performance of any given agent is the amount of money it accumulates through its actions.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“Looking back to data, we can see if the consequences are plausible; looking forward to theory, we can see if general principles are suggested.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“There is more of a mystery to the origin of the pin factory that Adam Smith (1776) discusses in his Wealth of Nations than is generally realized.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“Unwrapping occurs when the "solution" is explicitly built into the program from the start.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“Model building is the art of selecting those aspects of a process that are relevant to the question being asked. As with any art, this selection is guided by taste, elegance, and metaphor; it is a matter of induction, rather than deduction. High science depends on this art.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“The end point, a cas simulation with a realistic interface, is highly desirable, because it enables an ecologist, or economist, or politician to try out alternatives that could not possibly tried in real systems.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“Not particularly, although my parents always encouraged me and supported my interest, from the first chemistry set they bought me,”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“I think it’s still true, you had to do a dissertation for your bachelor’s degree. I decided that I wanted to do something that was really quite new: work with the first real-time computer”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“That time at IBM was obviously an influence on me. I worked for them for eighteen months and then decided I really did want to go to graduate school.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“So anyhow I did math and I had actually started writing a dissertation in mathematics – on cylindrical algebras, algebras that extended Boolean algebras to predicate logic with quantifiers”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“Actually quite recently, within the last four or five years, Bill and I have got back together again to build agent-based models of language acquisition; so that was a kind of longrange boomerang”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“We had summer courses in what was called automata theory; after the first year I directed them. Herb Simon, Al Newell, Marvin Minsky, John McCarthy, they all came and lectured on them, so there was quite a bit of interaction.”
John Henry Holland (1929–2015) said by 2015 at the latest wikiquote, CC BY-SA 4.0 source
“Holland's and Kauffman's work, together with Dawkins' simulations of evolution and Varela's models of autopoietic systems, provide essential inspiration for the new discipline of artificial life, This approach, initiated by Chris Langton (1989, 1992), tries to develop technological systems (computer programs and autonomous robots) that exhibit lifelike properties, such as reproduction, sexuality, swarming, and co-evolution.”
John Henry Holland (1929–2015) first seen 1996 wikiquote, CC BY-SA 4.0 source
Recorded in: (1996) "Complex Adaptive Systems" on: Principia Cybernetica Web, Nov 12, 1996
Also quoted by: Francis Heylighen