chapter:chapter-20-the-spread-of-living-processesChapter 20: The Spread Of Living Processes
Alexander's summation of the entire third volume argues that living process inevitably generates a recognizable geometry — not a stylistic choice but a structural consequence. When buildings arise through step-by-step creation of local symmetries, each chosen to maximize feeling within the emerging whole, they converge on an archetypal form: densely packed local symmetries within a globally asymmetrical whole, accompanied by all fifteen properties of life. This archetype has two tiers — the weak archetype (all living structures, all traditional building) and the strong archetype (a rarer, more awe-filled core accessible only when living process combines with a half-conscious search for the origin of things). The chapter ends with its most disarming claim: that truly living architecture will look utterly ordinary, indistinguishable from nature, requiring no recognition as architecture at all.
Ten things worth taking away
- Living process necessarily produces a recognizable geometry — not style as arbitrary choice, but form that follows directly from the use of living processes.
- The deepest invariant across all scales: densely packed local symmetries with no overall symmetry — maximum centers per cubic inch, globally asymmetrical to fit conditions.
- Every local center is created by introducing a local symmetry; the question is always which new symmetry most intensifies the feeling of the emerging whole.
- The green doll example: a few cuts, each the simplest symmetry needed, nothing more — rudimentary yet carrying the intensity of a real thing.
- San Jose shelter: a homeless man said everything in the building was 'exactly what is required and nothing else' — this precision made him feel grounded and able to become whole.
- The weak archetype covers all living structure, all traditional building; the strong archetype is narrower, rarer, more awe-filled — striking fear yet creating peace.
- Strong archetype requires more than fundamental process: it needs living process combined with a conscious, half-conscious search for the origin of all things.
- The fifteen properties (levels of scale, strong centers, boundaries, alternating repetition, positive space, good shape, local symmetries, deep interlock, contrast, gradients, roughness, echoes, the void, simplicity, not-separateness) accompany every living structure necessarily.
- 'Savage' — not ferocious but wild, untamed, original, direct, unweakened by sophisticated thought — is the quality that emerges when fundamental process is most purely used.
- Truly living architecture will look ordinary, indistinguishable from nature, requiring painstaking attention to the ordinary, and will hardly look like architecture at all.
Key passages
"IN A BUILDING WHICH HAS LIFE, WHATEVER IS MADE IS ALWAYS THE SIMPLEST THING CONSISTENT WITH ITS NECESSITIES OF FEELING AND WITH THE CLOSE AND CONTINUOUS ATTENTION TO FEELING WHILE IT EVOLVES INTO FORM. THIS, I THINK, IS THE CLOSEST I CAN COME TO DESCRIBING THE CORE OF ARCHITECTURE."
"Every time the fundamental process is used, no matter at what scale, we get a structure in which local symmetries are so densely packed that the highest possible density of local symmetries occurs, but without having an overall symmetry."
"He told me, too, that he had at one time been in a difficult state... The fact that what was there was only what was necessary — nothing more and nothing less — made him feel grounded, more able to become whole. Of course, because in nature, too, there are just the symmetries which are required and no others."
"This apparent 'style,' this particular sort of geometry, is a particular kind of structure. It is that structure which follows directly from the use of living processes."
"This second archetypal core comes when the search for living structure, the use of living process is combined with a conscious desire, and a half-conscious search, for the origin of all things."
"Thus the morphogenesis of what is truly living, will have a character that, in our present way of thinking, will hardly look like architecture at all... it is achieved through painstaking attention to the ordinary."
Extracted from this chapter
Claims (18)
- A true living world will arise only if its processes are morphogenetic.Core thesis that living structure in the world requires processes that repeatedly apply the fifteen transformations.
- Each living center has life to the extent it is linked to other centers; likewise, sequences generating living centers are interdependent.Establishes the necessity of the network of sequences.
- For the first time in modern history, ways of thinking are available that make the criteria for 'living' potentially sharable and actually shared.Asserts that the theoretical foundation laid out in the four books provides a public quality standard for sequences.
- Four features will be fundamental: (1) all processes rethought as morphogenetic; (2) sequences link into a net; (3) continuous evolution becomes widespread; (4) an ethical obligation to heal the land emerges.Vision of the emerging paradigm shift in society.
- Fundamental change, even in high-profile rigid processes like banking, is possible and has been demonstrated in our time.Conclusion drawn from Grameen Bank success that small sequences can change entrenched systems.
- Half a dozen sequences taken together can have a very big effect on the environment and show a wholly new way of conceiving space.Highlights the emergent power of even a small network of interlinked sequences.
- Introducing a small process gene like direct tile-setting management is attractive, brings fun, improves buildings, and increases income.Argument that a tiny snippet is self-rewarding and hence likely to be adopted and spread.
- It is reasonable to expect that sequences, with their inherently far greater power, will have a greater effect than static patterns.Asserts that dynamic, process-oriented sequences will outperform the earlier pattern language approach.
- Our new or revised living processes were too 'large' to be widely copied because they required too much change and were indivisible.Diagnosis of why Alexander's earlier full-process experiments did not spread despite success.
- Practical means must be gradual, incremental modes of change because present system is too massive and deeply embedded for revolutionary replacement.Asserts that only piecemeal injection of morphogenetic sequences can realistically transform the system.
- Processes compatible with current professional norms spread more easily than deeply living transformative ones.Inferred from the co-housing vs. Alexander's own housing process contrast.
- Roughly 2,000 long sequences, each containing ~20 smaller snippets, thus about 40,000 short sequences could completely transform the built environment.Quantitative estimate of the scope of the gene pool needed for a living world.
- Small independent lumps of problem-solving information are more likely to survive and spread into the gene pool.Generalization from Holland's genetics insight to social and architectural sequences.
- The fact that one process calls on other processes is not voluntary; it is essential to the nature of the system, just as in arithmetic.Argues that sequence linkages reflect deep necessity, not option, for the system to work.
- The Internet is a communal memory that makes it possible for good sequences to be exchanged and spread rapidly.Identifies the Internet as the natural location and accelerator for the gene pool of morphogenetic sequences.
- The key thing about all LIVING sequences is that they generate centers in an order which lets each center unfold naturally from the centers laid down before.Defines the essential structural property that a sequence must have to be living.
- To become morphogenetic, a sequence must be reconstituted as steps emphasizing the action of the fifteen structure-preserving transformations.Specifies the design requirement for evolving a simple snippet into a truly life-creating sequence.
- What was difficult or impossible as a larger act of social transformation becomes possible when one uses a genetic approach of small snippets.Summarizes the practical advantage of breaking complex new processes into small, individually adoptable sequences.
Findings (5)
- by 1998, ~10,000 computer scientists used software patterns as common medium of discussionShows how a shared pattern medium can take hold and foster autonomous evolution of ideas among a large community.
- Co-housing process copied all over the United States due to compatibility with professional normsObservation that co-housing spread widely because it required only minor changes to existing professional roles, unlike deeper living processes.
- Grameen Bank assets of $400 million, 10 million borrowers in 52 countriesScale achieved by Grameen Bank seventeen years after starting, demonstrating massive spread of the small sequence.
- Grameen Bank loan failure rate less than 2%Empirical result from Yunus's pilot micro-lending showing extremely low default compared to conventional banks.
- shorter genes less likely to be damaged at meiosis crossoverBiological fact indicating that small independent genes have a survival advantage during genetic crossover.
Hypotheses (3)
- I believe it will also turn out to be the secret of the evolution of the genes controlling the living structure of the Earth.Predicts that the principle of small, independent process genes will drive evolution of the built environment.
- If processes are in use which have these attributes, then we may have the real possibility of a living world.Conditional statement linking the adoption of morphogenetic processes to the emergence of a living world.
- If the snippet works well, it may be adopted and spread to new construction methods, even in the context of different attitudes.Conditional prediction about the self-propagation of small effective sequences.
Neighborhood — ranked by edge-count
Concepts (7)
- A Pattern LanguagecitesAlexander's earlier book (1977, Oxford University Press) containing 253 design patterns; extensively referenced throughout this chapter for functional examples of each of the fifteen properties
- morphogenetic processintroducesThe sequence of unfolding and adaptation that generates living form, whether biological or architectural.
- snippable genesintroducesSmall, independent, context-free process sequences that can be inserted individually into mainstream systems and spread through evolution.
- criterion of lifeintroducesThe standard derived from Book I for judging whether a structure or process is living; now claimed to be publicly sharable.
- gene pool of sequencesintroducesA shared repository (the Internet) where morphogenetic sequences are stored, exchanged, mutated, and improved by the public.
- network of sequencesintroducesThe interdependence of morphogenetic sequences, where each triggers others to repair the whole environment, analogous to arithmetic operations.
- triggers among processesintroducesThe mechanism by which one sequence calls upon another, ensuring that linked centers are created, analogous to function calls in arithmetic.
Methods (10)
- Meadow-Making ProcessintroducesBill McClung's method for creating fire-safe, beautiful meadows by selective vegetation reduction, applying the fundamental differentiating process steps.
- House layout processintroducesA generative sequence enabling families to lay out an organic, unique, and beautiful house suited to site and people.
- A sequence for contract and management that allows a house to be built organically within a fixed budget, under architect's direct control.
- A short micro-lending sequence: lend small amounts without collateral within a face-to-face community, based on trust and intuitive feeling.
- Positive outdoor-space processintroducesSequence for generating coherent, shaped outdoor space around a house, giving it living structure.
- tile-setting sequenceintroducesA morphogenetic sequence for direct architect management of tilework, incorporating the fifteen transformations into design and laying steps.
- Neighborhood repair processintroducesSequence that uses house volumes to shape public space, repairing the street for communal life.
- Ornament sequencecitesA step-by-step sequence (posted on patternlanguage.com) for generating ornament from large centers to fine detail while preserving the whole.
- Parking lot making processintroducesSequence for creating modest, hidden, and workable parking lots; called by the meadow-making process.
- Co-housing processcitesA housing development process where families meet, design houses with an architect, and share commons; partially living but constrained by existing professional norms.
Thinkers (8)
- Christopher Alexanderauthored
- John HollandcitesComputer scientist and complexity theorist, pioneer of genetic algorithms and complex adaptive systems.
- Max JacobsoncitesCo-author of A Pattern Language.
- Richard GabrielcitesNoted the paradigm shift from study of 'systems' to 'languages' in computer science; informs the distinction between programming languages and programming systems.
- Muhammad YunuscitesEconomist and founder of the Grameen Bank, exemplifying a successful small, independent social sequence.
- Erich GammacitesCo-author of Design Patterns, a seminal book in the software patterns movement.
- Stuart KaufmanncitesBiologist whose work on morphogenesis and cell types in embryos is referenced in the appendix to support the analogy between biological unfolding and living process.
- Jim CopliencitesComputer scientist who helped promote software patterns as a medium of exchange among developers.
Books (4)
- Book fully describing the Mexicali project, co-authored by Alexander, Davis, Martinez, and Corner.
- The container book for the chapter; presents a theory of living process in architecture.
- John Holland's book presenting the theory of genetic algorithms and the mathematical advantage of small, independent genes.
- Banker to the PoorcitesMuhammad Yunus's book describing the Grameen Bank micro-lending model.
Artifacts (1)
- Website serving as the initial public gene pool where morphogenetic sequences are posted, shared, and improved.