The Science of Differentiation — UpdatesNew documents, sections, and records added to the archive. No tracking, no sign-up; subscribe in your own reader.https://thescienceofdifferentiation.com/en-usGlossary, primary-document permalinks, comparisons, and open datahttps://thescienceofdifferentiation.com/glossary/https://thescienceofdifferentiation.com/glossary/New reference pages: a glossary of the system’s terms defined from the documented record; permanent pages for the U.S. trademark record, the Florence ruling, and the July 25, 2003 letter; documentary comparisons of Human Design with the Gene Keys and with astrology; an open-data page for the five Differentiation Studies; a new essay on the Haspel-Portner validation study; and a machine-readable site index at /llms.txt.Sun, 05 Jul 2026 12:00:00 GMTZENO — the A. R. Sayer editionhttps://thescienceofdifferentiation.com/zeno/https://thescienceofdifferentiation.com/zeno/The downloadable book now carries its author byline, A. R. Sayer, and an About the Author note. The PDF and EPUB editions have been refreshed.Mon, 29 Jun 2026 12:00:00 GMTFounding-era evidence: the IHDS 2009/10 course calendarhttps://thescienceofdifferentiation.com/record/https://thescienceofdifferentiation.com/record/The International Human Design School’s own 2009/10 catalog is documented on the record: it names the later-erased circle (Ilse Sendler, Martin Grassinger, Andrea Reikl-Wolf) as faculty, presents Ra Uru Hu as Dean of the Science of Differentiation College, and dates the Professional Training Academy to September 2008.Mon, 29 Jun 2026 12:00:00 GMTErik Memmert added to the erasure recordhttps://thescienceofdifferentiation.com/erasure/https://thescienceofdifferentiation.com/erasure/The developer of the original Human Design charting software, Neutrinos Through Windows, documented from the German community’s own 1990s history page and absent from the current institutional origin narrative.Sun, 28 Jun 2026 12:00:00 GMTSteve Rhodes — primary source for the 2015 disavowalhttps://thescienceofdifferentiation.com/erasure/https://thescienceofdifferentiation.com/erasure/The Steve Rhodes entry is now anchored to Jovian Archive’s original “Notice to the Human Design Community” of 21 February 2015, with its verbatim text and the institution’s stated rationale.Sun, 28 Jun 2026 12:00:00 GMTThe Florence ruling: full docket and partieshttps://thescienceofdifferentiation.com/record/https://thescienceofdifferentiation.com/record/The 2020 Tribunale di Firenze record now carries the complete docket (R.G. 2756/2020, Verbale 944/2020, Judge Niccolò Calvani) and the named parties.Sat, 27 Jun 2026 12:00:00 GMT