Build flexible Excel functions that automatically handle blanks, defaults, and overrides without messy nested IFs.

Switch from manual entries to automated generators that keep your spreadsheets clean, consistent, and error-free.

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Ryan Eichler holds a B.S.B.A with a concentration in Finance from Boston University. He has held positions in, and has deep experience with, expense auditing, personal finance, real estate, as well as ...