# J. D. Bernal **Domain:** Crystallography / Speculative Human Evolution / Neural Interfaces **Doc Type:** Person Node **Maturity:** Developed ## Definition **J. D. Bernal (1901–1971)** was a physicist and crystallographer whose 1929 book *The World, the Flesh and the Devil* imagined engineered changes to human bodies, machine-linked minds, and possible transitions beyond exclusively organic embodiment. Those proposals are historical speculation, not demonstrations of consciousness transfer. ## Corpus Context In the chapter “The Flesh,” Bernal presents “mechanical man” as a possible continuation of evolution rather than an abandonment of it. [[articles/We Were Never Going to Make It|We Were Never Going to Make It]] supplies the modern evolutionary question; [[articles/Technologies for Consciousness Mapping and Transfer|Technologies for Consciousness Mapping and Transfer]] distinguishes present-day interfaces and acquisition methods from the unachieved continuity claims in Bernal's forecast. ## Relationships - **Authored work:** [[wiki/The World, the Flesh and the Devil|The World, the Flesh and the Devil]] (1929), especially “The Flesh.” - **Historical intellectual comparison:** [[wiki/Samuel Butler|Samuel Butler]] anticipated machine succession, while Bernal described the deliberate alteration and possible technological continuation of human beings. This is a comparison of published ideas, not an institutional lineage. - **Conceptual routes:** [[wiki/Transhumanism|Transhumanism]] and [[wiki/Neural Interfaces and Continuity Architecture|Neural Interfaces and Continuity Architecture]]. - **Collection routes:** [[collections/Neurotech|Neurotech]] and [[collections/Consciousness Continuity|Consciousness Continuity]]. - **Source articles:** [[articles/Technologies for Consciousness Mapping and Transfer|Technologies for Consciousness Mapping and Transfer]] and [[articles/We Were Never Going to Make It|We Were Never Going to Make It]]. ## Simple Reminders, Quotations, and Thoughts > "Normal man is an evolutionary dead end; mechanical man, apparently a break in organic evolution, is actually more in the true tradition of a further evolution." > **— J. D. Bernal**, *1929, The World, the Flesh and the Devil, “The Flesh”* [[reminders/Evolution/Mechanical Humanity Could Continue Evolution by J. D. Bernal|Mechanical Humanity Could Continue Evolution by J. D. Bernal]] > “Connections between two or more minds would tend to become a more and more permanent condition until they functioned as a dual or multiple organism.” > **— J. D. Bernal**, *1929, The World, the Flesh and the Devil, “The Flesh”* [[reminders/Neural Interfaces/Connected Minds Could Form a Multiple Organism by J. D. Bernal|Connected Minds Could Form a Multiple Organism by J. D. Bernal]] > “Men will not be content to manufacture life: they will want to improve on it.” > **— J. D. Bernal**, *1929, The World, the Flesh and the Devil, “The Flesh”* [[reminders/Evolution/Humans Will Want to Improve on Life by J. D. Bernal|Humans Will Want to Improve on Life by J. D. Bernal]] ## Sources / Provenance - [“The Flesh,” complete chapter of *The World, the Flesh and the Devil*](https://bactra.org/Bernal/flesh/) — readable transcription of Bernal's 1929 text.