Caleb Foster
Senior Editor — Ethereum & Protocol Research
Caleb Foster is a U.S.-based Senior Editor specializing in Ethereum and protocol research, with a focus on the technical and economic evolution of decentralized networks. He covers Ethereum’s core development, Layer 2 scaling solutions, restaking mechanisms, governance systems, and the regulatory landscape shaping blockchain protocols. Caleb analyzes how protocol-level innovations impact network security, scalability, and decentralization. His work explores emerging trends in modular blockchain design, validator economics, and the long-term sustainability of proof-of-stake ecosystems. With a strong emphasis on clarity and depth, he translates complex protocol research into accessible insights for developers, investors, and industry observers tracking the future of Ethereum and Web3 infrastructure.
Caleb’s contributions
Everything Caleb has published, sorted from newest to oldest.
- 📖 GuideGuides
How to Verify a Contract Yourself
Sep 8, 2026 - 📖 GuideGuides
What Is an ABI, and Why You Should Care
Sep 6, 2026 - 📖 GuideGuides
Reading a Smart Contract on Etherscan
Sep 4, 2026 - 📖 GuideGuides
ERC-721 vs ERC-1155 vs ERC-404
Sep 2, 2026 - 📖 GuideGuides
ERC-20, Reading It Like an Engineer
Aug 31, 2026 - 📖 GuideGuides
Account Abstraction (ERC-4337), Without the Jargon
Aug 25, 2026 - 📖 GuideGuides
EOAs vs Smart-Contract Accounts
Aug 23, 2026 - 📖 GuideGuides
Ethereum Gas Fees, Piece by Piece
Aug 21, 2026 - 📖 GuideGuides
The Byzantine Generals Problem in Plain Language
Aug 19, 2026 - 📖 GuideGuides
Consensus Mechanisms Compared — PoW, PoS, DPoS, PoA, PoH
Aug 17, 2026 - 📖 GuideGuides
Merkle Trees and How Light Clients Trust the Chain
Aug 15, 2026 - 📖 GuideGuides
Digital Signatures — ECDSA vs Schnorr
Aug 13, 2026 - 📖 GuideGuides
Hashing 101 — SHA-256, Keccak, Blake, and Why It Matters
Aug 11, 2026 - 📖 GuideGuides
Public-Key Cryptography, Explained for Crypto Users
Aug 9, 2026 - 📖 GuideResearch
Solana Validators: Inflation, MEV, and Jito Tips
Jun 16, 2026 - 📖 GuideResearch
Bitcoin Tokenomics: Why 21M Cap Matters in 2026
Jun 8, 2026 - 📖 GuideGuides
Crypto Tax-Loss Harvesting: A Practical Guide
Jun 4, 2026 - 📖 GuideReviews
Best Crypto Exchanges in 2026: Binance, Coinbase, Bybit Compared
Jun 2, 2026 - 📖 GuideAnalysis
Solana Memes 2026: BONK, WIF, POPCAT, and What's Next
May 29, 2026 - 📖 GuideGuides
Crypto Portfolio Construction: Sizing and Rebalancing
May 28, 2026 - 📖 GuideResearch
Memecoin Trading Edge: On-Chain Signals, Sniping, Risk
May 27, 2026 - 📖 GuideResearch
Game Token Economics: Why Most P2E Tokens Crash
May 23, 2026 - 📖 GuideResearch
Solana vs Ethereum: Throughput, Cost, Trade-offs
May 18, 2026 - 📖 GuideGuides
Reading On-Chain Data: Etherscan, Solscan, Arkham
May 17, 2026 - 📖 GuideReviews
Tether vs USDC vs DAI: Stablecoin Comparison 2026
May 16, 2026 - 📖 GuideAnalysis
AI Crypto Tokenomics: Real Revenue vs Hype
May 15, 2026 - 📖 GuideResearch
Yield-Bearing Stablecoins Decoded: USDe, USDY, sUSDe
May 14, 2026 - 📖 GuideResearch
DePIN Tokenomics: Why Most Projects Will Fail
May 11, 2026 - 📖 GuideGuides
Crypto Taxes 101: What You Must Track in 2026
May 5, 2026 - 📖 GuideResearch
How to Read Tokenomics: Supply, Emissions, Vesting
May 3, 2026 - 📖 GuideReviews
Solana Wallets Compared: Phantom vs Backpack vs Solflare
May 3, 2026 - 📖 GuideResearch
DAOs in 2026: Governance Tools That Actually Work
Apr 30, 2026 - 📖 GuideResearch
Tokenized Treasuries Deep-Dive: BUIDL, BENJI, ONDO
Apr 29, 2026 - 📖 GuideResearch
AI Crypto Tokens: Sector Map and Real Use Cases
Apr 27, 2026 - 📖 GuideGuides
CEX vs DEX: Which Crypto Exchange Should You Use?
Apr 24, 2026 - 📖 GuideResearch
RWA Tokenization in 2026: BUIDL, Ondo, Centrifuge
Apr 23, 2026 - 📖 GuideResearch
AVS Marketplace 2026: Top EigenLayer AVS and Their Tokens
Apr 22, 2026 - 📖 GuideReviews
NFT Marketplaces Compared: OpenSea vs Blur vs Magic Eden
Apr 21, 2026 - 📖 GuideResearch
Base Network 2026: Coinbase's L2 Ecosystem and Apps
Apr 21, 2026 - 📖 GuideGuides
Crypto for Beginners: 10 Concepts You Actually Need
Apr 20, 2026 - 📖 GuideResearch
Symbiotic vs EigenLayer vs Karak: Restaking Platforms Compared
Apr 18, 2026 - 📖 GuideGuides
What Is a Stablecoin? The Complete Beginner's Guide
Apr 18, 2026 - 📖 GuideResearch
Layer 2 Networks Compared: Arbitrum, Optimism, Base, zkSync
Apr 15, 2026
What Caleb covers
Topics this author writes about most often, derived from 63 published pieces.
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