Update examples of how people have used DH

[HuwWDay]

Update the examples of where DH has been used to include:

• ALSPAC DPIA forms
• Seedcorn workshops
• Data Week
• Strathmore talks
• RSS Conference :)
• Talk to Elaine about the full list

Possibility of getting Elaine from JGI up to speed on contributing for this.

[ninadicara]

Joost's thesis work