1848: The American Association for the Advancement of Science is founded

On 20 September 1848, fifty-odd scientists met at the Academy of Natural Sciences in Philadelphia and voted to transform their existing Association of American Geologists and Naturalists into a broader body: the American Association for the Advancement of Science. The AAAS was charged with advancing science, facilitating cooperation, and improving the public understanding of research—an ambitious brief for a still-young nation.

From the outset the Association welcomed workers in pure mathematics and logic alongside natural historians. In the nineteenth century this meant that the Boolean ideas of George Boole and the calculating engines of Charles Babbage could be discussed in the same rooms as Darwinian evolution and thermodynamic theory. Such cross-pollination prepared the ground for the later fusion of logic, computation and biology that characterises artificial intelligence.

By the mid-twentieth century AAAS meetings regularly featured sessions on cybernetics, information theory and early computing. The Association’s journal Science published influential reviews and research articles that introduced neural-network models, heuristic programming and cognitive simulation to the wider scientific community. When the 1956 Dartmouth conference launched AI as a named field, many of its participants were already active within the AAAS network.

In our own day the AAAS remains a crucial forum for debates on machine learning, autonomous systems and the ethical governance of AI. Its annual reports and congressional briefings help shape how societies absorb the technology whose intellectual ancestry runs back, in part, to that organisational meeting in Philadelphia. The decision taken on 20 September 1848 to create an open, interdisciplinary scientific society quietly helped make possible the AI systems we now take for granted.