Reevaluating AI: Insights from David Parnas on the Nature of Artificial Intelligence

• May 10, 2026

David Parnas, a foundational figure in software engineering and the originator of the theory of information hiding, offers a critical perspective on artificial intelligence. His observation underscores the difference between the conceptual frameworks underlying AI and the genuine attributes of human intelligence.

Parnas is widely recognized for formulating the principle of encapsulation, a cornerstone in modern coding practices. This principle, which evolved from his theory of information hiding, promotes the separation of concerns within software design, enabling more reliable and maintainable systems. Despite the technical advances AI has achieved, Parnas challenges the conceptual parallel often drawn between artificial intelligence and human intellect.

He famously likened artificial intelligence to artificial flowers, stating that AI relates to true intelligence as artificial flowers relate to real flowers. This analogy highlights the fundamental differences between the mechanical processes AI systems perform and the authentic cognitive abilities humans possess. While AI can simulate certain intellectual behaviors, it lacks the intrinsic understanding and consciousness characteristic of natural intelligence.

Reassessing AI’s Role in Technology

Parnas’s viewpoint invites a nuanced reflection on the rapid developments in artificial intelligence. As AI continues to integrate into various domains, from automated coding to complex decision-making, distinguishing its capabilities from human intellect is crucial for setting realistic expectations.

The analogy to artificial flowers suggests that, while AI may appear to replicate intelligent behavior on the surface, it remains an engineered artifact built upon programming rather than genuine comprehension. This perspective has implications for how developers, users, and policymakers approach AI technologies, encouraging a balanced understanding of their strengths and limitations.

Moreover, the principle of encapsulation that Parnas introduced remains influential in managing complexity in software systems. This has parallels in AI development, where modular design and information hiding contribute to more robust and secure AI architectures.

Ultimately, the dialogue sparked by Parnas’s commentary serves as a reminder that artificial intelligence, despite its progress and impact, cannot be equated with human intelligence itself. Such clarity aids in guiding both ethical considerations and technical advancements as AI continues to evolve.

David Parnas, a pioneer in software engineering, draws a distinction between true intelligence and AI, likening artificial intelligence to artificial flowers.