Historical clue formulations

• Well-known scheme designer — 2026-01-08
• ___ scheme (financial fraud) — 2025-07-21
• Kind of scheme — 2021-01-20
• Notable schemer — 2018-12-16
• ___ scheme (scam) — 2018-06-25
• Kind of scheme — 2017-09-28
• ___ scheme — 2012-11-19
• Kind of scheme — 2012-08-29
• Schemer called to mind by the Madoff swindle — 2012-01-18
• Kind of scheme — 2010-11-11
• ___ scheme (investment scam) — 2009-01-27
• Kind of scheme that's fraudulent — 2008-08-25