Voices of History
An AI history company building conversations with historical figures for games, classrooms, museums, and media.
AIHistory
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Joshua Hegstad
Co-Founder & CTO
Full-stack AI engineer. Computer Science at Columbia University.
Selected work
Debt Vulture
Bankruptcy intelligence platform for distressed debt investors. Monitors PACER filings in real time, extracts structured data from legal documents, and maps affected public companies. First paying customer is a hedge fund.
Next.jsPythonSupabasePACERCourtListener
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Two-sided AI education platform where teachers manage classrooms and assignments, and learners turn course materials into shareable study artifacts. Sole engineer, built as a Research Assistant at Columbia.
Next.jsTypeScriptAI
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Multi-agent simulation laboratory. AI agents carry persistent memory, form insights through reflection, and negotiate under enforced information asymmetry.
Next.jsPythonLangGraphFastAPIAWS FargateMCP
NASA SUITS
Scaled a team to 20 engineers and built an AR astronaut guidance system tested at Johnson Space Center with NASA engineers.
UnityC#HoloLens 2Snap Spectacles
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NLP Hallucination Mitigation
Three-stage pipeline reducing LLM hallucinations in closed-book QA. It reached 97.5% precision in hallucination detection and improved Selective F1 from 0.50 to 0.70.
PythonPyTorchHuggingFaceLoRA/QLoRARL
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