• Jakob Nielsen
  
  Research findings from many usability studies 1994-2012. Regular Alertbox column + Web design guidelines. Usability training courses.
  design discount engineering evaluat heuristic interface jacob jakob neilsen neilson nielsen nielson testing usability user web
  with design jakob miscellaneous nielsen usability by 40 users
• Suck Pages
  with design miscellaneous pages suck usability
• Top Ten Mistakes
  
  The 10 most egregious offenses against users. Web design disasters and HTML horrors are legion, though many usability atrocities are less common than they used to be.
  colors content font for link links on-line pdf reading scalable scannability sizes the unvisited usability visited web writing
  with design miscellaneous mistakes top usability by 16 users
• Zeldman
  with design miscellaneous usability zeldman by 10 users

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