Simplify the following text for a Grade 14 native English-speaking person.
Original: Thomas Heatherwick has been awarded honorary doctorates from four British universities â `` Sheffield Hallam , Brighton , Dundee and Manchester Metropolitan University - his alma mater - on 21 July 2007 in recognition of his design work across a broad spectrum of architecture , engineering and public art , achieving national and international acclaim for his innovative use of materials , his eclectic range of projects , and the resolution of them in new and exciting ways .
Simplified: Thomas Heatherwick was awarded an Honorary Degree of Doctor of Arts by Manchester Metropolitan University - his alma mater - on July 21 , 2007 . It is in recognition of his design work across a broad spectrum of architecture , engineering and public art , achieving national and international acclaim for his innovative use of materials , his eclectic range of projects , and the resolution of them in new and exciting ways .