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Fourth Turning Partners

The Modern Revolution Fund LP

Investing in the next financial revolution.

Fourth Turning Partners is the general partner of The Modern Revolution Fund — a highly liquid, transparent fund trading digital assets, options, futures, and equities, guided by proprietary AI research and disciplined risk management.

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Accredited investors only.

Thesis

The fourth turning is the fourth financial revolution.

Strauss and Howe described history as a recurring cycle of four generational turnings, with the fourth — the crisis — as the period when a society's core institutions are remade. We are living through one of those periods now.

Money is one of those institutions. The first financial revolution was double-entry bookkeeping. The second was the joint-stock company. The third was the modern central bank. The fourth is the convergence of programmable money, artificial intelligence, and globally accessible markets — and it is happening now.

Fourth Turning Partners exists to invest through this transition. We treat AI not as a marketing label but as core research and implementation infrastructure. We treat risk management as the central discipline, not an afterthought. And we treat transparency as a feature, not a compliance burden.

Strategy

Four disciplines, one liquid fund.

  • AI Research & Implementation

    We build and operate AI systems for signal discovery, execution, and portfolio construction. AI is research and engineering, not narrative.

  • Financial Markets

    We invest across digital assets, options, futures, and equities. The fund is open-ended and liquid by design.

  • Risk Management

    Position sizing, drawdown control, and explicit scenario analysis are the spine of the strategy — not an overlay.

  • AI Safety

    Capital allocation to autonomous systems demands rigorous evaluation, monitoring, and override. We treat safety as part of the alpha.

The Modern Revolution Fund LP is a Delaware limited partnership and the investment vehicle for the strategy. The fund holds highly liquid positions with a 90-day initial lockup and a 14-day withdrawal period thereafter. Interests are offered under Rule 506(c) of Regulation D to verified accredited investors only.

Approach

The Evolution of Financial Institutions.

  1. 1494

    1. Double-Entry Bookkeeping

  2. 1602

    2. Joint-Stock Company

  3. 1694

    3. Modern Central Bank

  4. NOW

    4. Convergence of Programmable Money, AI, and Global Markets

    You are hereAn interconnected neural-network brain — a visual signal that AI is core research and implementation infrastructure for the fund.

Our Approach.

How Fourth Turning Partners invests through the transition.

  • Treat AI as core research and implementation infrastructure.

  • Risk management is the central discipline, not an afterthought.

  • Transparency is a core feature, not a compliance burden.

  • Investing through the Fourth Turning transition.

The institutions of the last era do not survive the fourth turning intact. The financial system is one of them.

Principals

Two principals.

Tim Darrah, Co-Founder & Chief Investment Officer

Tim Darrah

Co-Founder & Chief Investment Officer

Leads firm strategy. Teaches generative AI at Vanderbilt University, where he is on the faculty of the School of Engineering. Background spans AI research, large-scale software engineering, and applied risk modeling across digital and traditional markets. Author of the SIEVE framework for algorithmic strategy evaluation and the Mangrove Memory architecture for agent reasoning.

David Buttrey, Co-Founder & Chief Executive Officer

David Buttrey

Co-Founder & Chief Executive Officer

Leads investor relations and operations. Owns capital formation, LP communications, fund administration, regulatory engagement, and the firm’s relationships with counsel, custodians, and service providers. Responsible for the operational discipline that underwrites the investment process and the long-term institutional posture of Fourth Turning Partners.

Contact

Request information.

We welcome inquiries from accredited investors and their advisors. We typically respond within two business days.

After we confirm fit, we send the Confidential Private Placement Memorandum, Limited Partnership Agreement, and Subscription Documents under separate cover. Subscriptions are accepted only after formal verification of accredited-investor status, in accordance with Rule 506(c).