Gwen Preston is the Resource Maven. Her independent letters chronicle her thoughts, buys, and sells in the world of mineral exploration, development, and mining. Gwen has a strong network of contacts, almost 15 years of site visits and due diligence under h...

Peter Krauth

President at Escala Research

Peter Krauth is a former portfolio adviser and a 20-year veteran of the resource market, with special expertise in precious metals, mining and energy stocks. He is editor of two newsletters to help investors profit from metal market opportunities: Silver St...