When you open the skill pane and click on one of the open tiles, you should get a list of available categories; warrior, wizard, survivor or summoning dolls.
Edmond's skills should be under 'Wizard, Elemental attack, Focused, Missile' or 'Wizard, Elemental defense, Individual, Resistance'
Fergus' dropped book should teach you 'Warrior, Craftmanship, Identify, Equipment'
Other available skills depend on your starting skill class for each character. You can click on a button in the bottom left of the skill pane to toggle between showing available skills and showing all skills.