Melinda Koelling Chair (269) 387-4551 Send an email Yuri Ledyaev Professor (269) 387-4557 Send an email John Petrovic Professor (269) 387-4522 Send an email No image provided for Jay Treiman Jay Treiman Professor (269) 387-4571 Send an email Jim Zhu Professor (269) 387-4535 Send an email