Innovation Academy, UCD has a number of PhD modules running during the summer term which could perhaps be of interest to you.
Creative Thinking and Innovation: 16.05. - 03.06. (One week of class room based teaching, two weeks of project work, 10 credits))
Social Entrepreneurship: 20.06. - 24.06. (5 credits)
Entrepreneurial Thinking and Innovation: 11.07. - 29.07. (One week of class room based teaching, two weeks of project work; 10 credits)
Please look at the website: http://www.innovators.ie/springboard-adult-learning/
Follow them on Twitter: @UCD_Innovators