One small recruiting offices page on career development - I just wanted the triangle diagram, but it's good info, if brief.
Patrick Lencioni's Five Dysfunctions of a Team. The book written as a fable was okay, but the field guide was excellent for understanding/identifying team dynamics gone wrong.
Consulting Logic - Pyramid principle - Structuring Presentations
Wordtracker free keyword tool, unlike Google free keyword research tool, might be free but not that effective. As like every other free tool out there, something has to give, like your identity.
Chanel - Brand Resonance Pyramid (CBBE Model).
The CX Pyramid: Why Most Customer Experience Efforts Fail
patrick lencioni 5 dysfunctions of a team pyramid - Google Search
The SEO Pyramid What Google Looks at When Ranking Your Website
School Wide Classroom Calming Down Boxes