James Thompson
James Thompson is a Senior Prediction Market and Gambling Analyst at Sportsgambler.com with over 15 years of professional experience in product management and operations at gambling operators across multiple regulated markets worldwide. His background includes hands-on roles within sportsbook and casino product teams, providing a detailed understanding of how gambling platforms are structured, priced and operated from an internal perspective.
He also has two years of professional experience in financial and crypto markets, specialising in payments, transaction infrastructure and market-facing platform operations. His work on Sportsgambler.com includes over 1,000 published articles, spanning guides, reviews and educational content.
James writes in-depth gambling guides and independent reviews across sports betting, online casino and prediction markets. He has spent years testing and analysing sportsbooks on a recurring basis, using real accounts to assess odds competitiveness, market coverage, pricing margins, staking limits, bonuses, usability, contract structures, payment methods, API stability during peak events and overall product reliability.
As part of a standardised review process, he evaluates KYC procedures, responsible gambling tools and operator safeguards, with reviews re-tested and updated regularly to reflect product and regulatory changes. He is also the lead author of Sportsgambler.com’s Betting School, which explains betting concepts, strategies and bookmaker mechanics.
James produces online casino reviews and guides across multiple verticals, including real-money casinos, sweepstakes casinos and crypto-based platforms. His reviews are based on hands-on testing and examine game selection, software providers, licensing and game certification disclosures along with RTP transparency.
Leveraging his financial infrastructure background, he benchmarks payout speeds, blockchain confirmation times and gas fee transparency across crypto transactions, with the same expertise applied when covering event-based trading in the prediction market space.
James also leads our local testing teams, coordinating reviews across different jurisdictions to reflect regulatory requirements, market differences and player protections.
Professional background and expertise
Over 15 years in product management and operations for global gambling operators and financial institutions; specialised in platform infrastructure, payment latency and crypto-asset integration via a 2-year tenure at a leading crypto exchange.
Editorial responsibility
Lead author of Sportsgambler.com’s Betting School and Senior Analyst and reviewer for sports betting, casino and prediction market content, overseeing technical testing standards, compliance checks and local market audits.
All content authored by James Thompson follows our documented review and testing methodology. Learn more about How We Review Sites, our Editorial Policy and the full Team of Analysts.
Latest Reviews & Gambling Guides by James Thompson
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Crypto.com App Review: Features, Usability, and Mobile Access
Published / updated 09:14 - Mon 20 Apr
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Crypto.com Fees Explained: Trading Costs, Pricing, and Fees
Published / updated 09:14 - Mon 20 Apr
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Crypto.com Sports Markets Explained: Sports Event Contracts and Pricing
Published / updated 09:14 - Mon 20 Apr
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Can You Parlay on Polymarket? Platform Rules Explained
Published / updated 09:14 - Mon 20 Apr
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Polymarket Legal Age Explained: Minimum Age Requirements
Published / updated 09:14 - Mon 20 Apr
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Polymarket Sign Up Bonus Explained: Account Incentives
Published / updated 09:14 - Mon 20 Apr
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Where Is Polymarket Legal? Regions, Rules, and Access
Published / updated 09:14 - Mon 20 Apr
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Polymarket Referral Code Explained: How Referrals Work
Published / updated 09:14 - Mon 20 Apr
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Polymarket App Review: Features, Access, and Mobile Experience
Published / updated 09:14 - Mon 20 Apr
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Polymarket Fees Explained: Trading Costs and Platform Pricing
Published / updated 09:14 - Mon 20 Apr
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Polymarket Sports Markets Explained: Sports Event Contracts
Published / updated 09:14 - Mon 20 Apr
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Polymarket Election Markets Explained: Political Event Trading
Published / updated 09:14 - Mon 20 Apr
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Can You Parlay on Kalshi? How Multi-Event Exposure Works
Published / updated 09:14 - Mon 20 Apr
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Kalshi Legal Age Explained: Minimum Age Requirements to Trade
Published / updated 09:14 - Mon 20 Apr
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Kalshi Sign Up Bonus Explained: Account Incentives and Rules
Published / updated 09:14 - Mon 20 Apr
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Where Is Kalshi Legal? Regions, Access, and Eligibility Explained
Published / updated 09:14 - Mon 20 Apr
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Kalshi Referral Code Explained: How Referrals Work on Kalshi
Published / updated 09:14 - Mon 20 Apr
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Kalshi App Review: Features, Usability, and Mobile Trading Access
Published / updated 09:14 - Mon 20 Apr