Historical clue formulations

• Self-centered sort — 2024-10-13
• One whose mentality begins with M-E? — 2024-09-26
• Self-centered sort — 2017-06-26
• "Me, me, me" sort — 2014-09-14
• One looking out for #1 — 2013-03-15
• Hardly the self-effacing sort — 2012-06-01
• "I" guy — 2006-04-11
• Overweening one — 2005-07-22
• Subject of this puzzle — 2000-10-18
• Swellhead — 1998-06-14
• Swelled head — 1998-03-20
• Swellhead — 1996-07-05
• Self-absorbed person — 1995-08-16