RiskDoctor
Charles M. Cottle · Options Education

See Risk Differently.

From the Chicago trading pits to position dissection: real market stories, practical options education, and tools for understanding what risk actually means.

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The RiskDoctor Library

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Select a cover to visit the RiskDoctor Gumroad store. Individual product-specific links can be added once their exact addresses are available.

RiskDoctor Revisited

Trading-floor stories and lessons from decades of teaching traders to see risk differently.

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Questions? charlescottle1981@gmail.com

Important notice · Existing customers

Moving from Vimeo to Gumroad

Already purchased RiskDoctor courses or videos through Vimeo? As Vimeo access comes to an end, RiskDoctor materials are being made available through Gumroad.

You should not have to buy the same material again. Please email me before making another purchase so I can review your prior purchases and arrange the appropriate credit or access.

Include the following in your email:

For corresponding products, I can provide 100%-off Gumroad promotional codes after verifying your purchase. If you prefer a larger collection or another product that includes material you already purchased, your original purchase price can be credited toward that qualifying purchase, with any remaining difference payable.

Please contact me before purchasing so I can confirm the applicable products, credit, and promotional code.

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charlescottle1981@gmail.com