The Reference Works

The Companion Books

Two books document WorldModel™ in full. A 100-page strategic guide for decision-makers, and a 670-page complete technical reference for implementers. Both are #1 best sellers in their categories on Amazon. Both are vendor-neutral.

For Decision Makers
Volume One · Published February 2 2026 · #1 Best Seller

Hyper-Personalized Venues

A CEO’s Guide to AI, Privacy, and World Models · 100 pp · Hardcover, Paperback, Kindle & Audiobook · ASIN B0GL118S85

A short, dense, vendor-neutral framework for the executive who must make — and defend — the decision to deploy hyper-personalization at venue scale. Written for CEOs, boards, COOs, CSOs, and venue executives who own the consequences. Now available in print, Kindle, and audiobook editions.

Contents Part I — What Changed: phones changed expectations, experience debt, fragmented truth, compute nodes versus black boxes.
Part II — The Technology That Exists Today: the personalization stack, three modes of AI delivery, personal channels and accessibility, consent-governed operation, virtual docents.
Part III — The Ladder: Stage 0, Stage 1, Stage 2 — decision guide for which stage is right for your venue.
Part IV — WorldModel and Governance: the Discovery, when personalization meets scale, WorldModel in plain language, Constitution and decision gates.
Part V — Board-Level Diligence: why this matters at board level, what to demand in procurement and operations, partnership questions.
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For Implementers
Volume Two · Published February 10 2026 · #1 Best Seller

The World Model

Governed AI for Hyper-Personalized Venues · 670 pp · Hardcover, Paperback & Kindle · ASIN B0GLF7FNPP

The complete technical reference. Architectural patterns, implementation discipline, integration patterns across forty-plus verticals, governance posture, lifecycle considerations, incident response, and operational evidence. Written for technical directors, AV and interactive engineers, software and data teams, commissioning leads, and operators.

Contents Parts I–II — Foundations & Enabling Substrate: the phone changed the room, new psychology of going out, compute at the edge, programmable canvases, networking and resilience.
Parts III–IV — Hyper-Personalization & Privacy: personal channel for accessibility, multilingual at scale, virtual docents, privacy is the product, consent-governed recognition explained.
Part V — WorldModel and Governance: WorldModel as operational truth, CGL, EDE, ICL, MAOL as decision architecture, governance in practice.
Part VI — Identity, Consent, Agent Layers: portable identity and proving without oversharing, agent coordination, consented context, spatial AR interfaces.
Parts VII–VIII — Verticals & Operations: museums, theme parks, cruise ships, retail, corporate, smart cities, lifecycle automation, outcome verification.
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Reading paths by audience

Both books are designed to stand alone, but they complement each other for readers who want full depth.

If you are a CEO, board member, or executive sponsor

Read Hyper-Personalized Venues — A CEO’s Guide end to end. It is calibrated for decision-makers who need to understand the architectural posture without reading 670 pages of technical reference. Part V (Board-Level Diligence) is the operational checklist.

If you are a CTO, chief architect, or principal engineer

Start with The World Model. Parts V (Governance) and VI (Identity, Consent, Agent Layers) are the architectural core. Parts VII–VIII (Verticals & Operations) ground the architecture in delivery patterns.

If you are a master planner, design consultant, or strategist

Read the CEO guide first for the framing, then sample The World Model Parts II (Substrate), V (Governance), and VII (Verticals) to develop specification language.

If you are an accessibility, IDEA, or ESG lead

Read the CEO guide Parts III–IV, then The World Model Parts III–IV (Hyper-Personalization & Privacy) for the architectural treatment of inclusion.

If you are an academic, researcher, or framework reviewer

Use the Reference as the citation document. The books are the developed argument; the reference is the canonical specification.

Publisher and author

Both books are published by World Model Press and authored by Maris J. Ensing. The books are vendor-neutral by design: Mad Systems appears only as the source of expertise and the developer of the architecture, never as a sales reference. The framework is freely adoptable.

Where to buy

Both books are available worldwide. In the United States and Middle East, order directly from Amazon via the links above. In other regions, search Amazon for the book title or for “Maris Ensing” to find them on your local Amazon store. Hardcover, paperback, and Kindle formats are available for the CEO guide; hardcover and Kindle for the technical reference.

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