Will keep this first post updated as coaching staffs and schemes change during the 07 offseason.  The top section indexes by base defense -- the predominant front and/or cover scheme each team uses.  The bottom section tracks the major defensive coaches and schemes by division.
BASE DEFENSE  4-3			CIN, HOU, JAX, TEN, DEN, NYG, OAK, PHI, WAS, GB, SEA. KC (some C2), ATL, NO, CAR	 4-3/Tampa-2	BUF, IND, CHI, DET, TAM, MIN 3-4			NE, NYJ, CLE, SD, PIT, DAL, SF, MIA 46			 BAL (hybrid with 3-4, 4-3) 4-3/3-4 hybrids		ARI  AFC East BUF	**** Jauron/Perry Fewell		 4-3, Tampa-2	 MIA	CAM CAMERON/Dom Capers		   3-4 more traditional than 05/06 Saban hybrid NE	 Bill Belichick/Dean Pees		 3-4 Belichick hybrid NYJ	Eric Mangini/Bob Sutton		  3-4 Belichick hybrid	  AFC North BAL	Brian Billick/Rex Ryan		   assorted 4 man fronts (4-3, 46) CIN	Marvin Lewis/Chuck Breshnahan	4-3	 CLE	Romeo Crennel/Todd Grantham	  3-4 Belichick hybrid		 PIT	MIKE TOMLIN/**** LeBeau		  3-4 (?? transitioning to 4-3, Tampa-2 in future)  AFC South HOU	Gary Kubiak/Richard Smith		4-3 IND	Tony Dungy/Ron Meeks			 4-3, Tampa-2 JAX	Jack Del Rio/Mike Smith		  4-3 TEN	Jeff Fisher/Jim Schwartz		 4-3  AFC West DEN	Mike Shanahan/JIM BATES/BOB SLOWIK	4-3 KC	 Herman Edwards/Gunther Cunningham	 4-3, some Cover-2 OAK	LANE KIFFIN/Rob Ryan				  4-3 SD	 NORV TURNER/TED COTTRELL			  3-4 (Phillips)  NFC East DAL	WADE PHILLIPS/BRIAN STEWART	  3-4 (Phillips) NYG	Tom Coughlin/STEVE SPAGNUOLO	 4-3 PHI	Andy Reid/Jim Johnson			4-3 WAS	Joe Gibbs/Gregg Williams		 4-3, 46 background, some Cover-2  NFC North CHI	Lovie Smith/BOB BABICH		   4-3/Tampa-2 (aggressive) DET	Rod Marinelli/JOE BARRY		  4-3/Tampa-2 (neutral) GB	 Mike McCarthy/Bob Sanders		4-3 MIN	Brad Childress/LESLIE FRAZIER	4-3/Tampa-2 (aggressive)  NFC South ATL	BOBBY PETRINO/MIKE ZIMMER		4-3 CAR	John Fox/Mike Trgovac			4-3 NO	 Sean Payton/Gary Gibbs		   4-3 TAM	Jon Gruden/Monte Kiffin		  4-3/Tampa-2 (neutral)  NFC West ARI	KEN WHISENHUNT/Clancy Pendergast		   4-3 with some 3-4 (ZB) STL	Scott Linehan/Jim Haslett				  4-3  SF	 Mike Nolan/Mike Singletary/GREG MANUSKY	3-4 (Phillips) SEA	Mike Holmgren/John Marshall				4-3  **Changes in CAPS