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Author: Alex Johnston

Alex Johnston is a research analyst on the 451 Research Data, AI & Analytics team at S&P Global Market Intelligence. He focuses on emerging technologies and how they can be applied in business contexts. Alex's primary coverage areas are artificial intelligence, distributed ledger technology, event stream processing and data marketplaces. Before joining S&P Global Market Intelligence, Alex was a principal analyst at Procurement Leaders, leading much of the research on procurement and supply chain.
Generative AI market revenue projected to increase at a 40% CAGR from 2024 to 2029
AI

Generative AI market revenue projected to increase at a 40% CAGR from 2024 to 2029

Posted on July 23, 2025July 29, 2025 by Alex Johnston

Source: Seventyfour/Business/Adobe Stock. Aggregate revenue for the generative AI market is projected to reach $85 billion by 2029. Significant attention is being paid to the…

The latest in Generative AI developments – Part 2
AI

The latest in Generative AI developments – Part 2

Posted on April 2, 2025April 21, 2025 by Alex Johnston

Source: Morsa Images/DigitalVision/Getty images Over the past few weeks, there has been no shortage of announcements related to advancements in Generative AI technology. In part-one…

The latest in Generative AI developments – Part 1
AI

The latest in Generative AI developments – Part 1

Posted on April 1, 2025April 21, 2025 by Alex Johnston

Source: Denis Rozhnovsky/Office Computers/Adobe Stock Over the past few weeks, there has been no shortage of announcements related to advancements in Generative AI technology. In…

A primer on decentralized digital identity
AI

A primer on decentralized digital identity

Posted on February 15, 2024February 15, 2024 by Alex Johnston

Decentralized identity refers to a digital identity framework where an individual or device is responsible for their own identity and credentials. Often termed “self-sovereign identity,”…

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