Our people


Paul Mishkin - Chief Executive Officer

Paul founded IXL Learning in 1998 as a way to explore the potential for Web-based technologies in education. After getting his start as a software engineer at Oracle, he built and launched the initial version of the company's first product, Quia Web, which allowed teachers to collaboratively create and share interactive educational materials. Today, he guides the company's overall direction and product strategy. He has a bachelor's degree in computer science from Harvard and has also studied educational software design at the Harvard Graduate School of Education.

Jennifer Gu - Chief Operating Officer

Jennifer joined IXL from Oracle, where she was a senior development manager. At IXL, she oversees day-to-day operations and has been instrumental in developing the company's products and formulating its sales and marketing strategies. She has a bachelor's degree in computer science from the University of California, Berkeley, a master's in computer science from Stanford, and a joint MBA from UC Berkeley and Columbia.

John Harrington - Chief Financial Officer

John joined IXL after spending 30 years at PricewaterhouseCoopers, where he was a Managing Partner. In addition to his role at IXL, John holds a variety of board of director positions at for-profit and non-profit organizations. He holds an MBA from the University of California, Los Angeles.

Joseph Kent - Vice President, Engineering

Joe joined IXL from Oracle, where he worked as an engineer in the applications division. He is particularly interested in tools, processes, infrastructure, and tuning. At IXL, he helped build out the nascent code tree and server architecture, and he now heads the software development and technical operations teams. He holds a bachelor's degree in computer science from UC Berkeley.

Jim Coulon - Vice President, Sales

Jim has over twenty years of experience in education. As a teacher in San Diego, Jim built and managed one of the first internet-capable computer labs in the area and developed technology curricula for language learners. In 1996, Jim joined McGraw-Hill and launched the McGraw-Hill Learning Network, the company's first digital content and learning portal. Jim assumed company leadership roles in digital product development, digital rights management, and e-marketing. In 2000, he was selected to head up marketing and sales for McGraw-Hill Digital Learning, a new educational software division providing online assessment and prescriptive content. In 2009, Jim joined Achieve3000 as Chief Strategy Officer where he managed sales and guided new product development.

Terri Coats - Vice President, Customer Renewals

Terri most recently served as a vice president of sales at Achieve3000. Her experience also includes more than 15 years at Cengage Learning in various sales and marketing roles, including Executive Director of Global Marketing.

Debi Crimmins - Vice President, District Partnerships

With more than 16 years of educational marketplace experience and a doctoral degree in curriculum design, Debi understands the value of ongoing professional learning. As a former teacher, administrator, and associate superintendent, Debi brings to IXL deep expertise in best practices for building strong professional learning communities and powerful district partnerships. Debi's previous experience includes professional development, brand marketing, and consultant leadership roles at Scholastic, Voyager Learning, and Houghton Mifflin Harcourt.

Karen Bettucchi - Director of Customer Success

Karen joined IXL as a product designer and today leads the company's customer success department. With a passion for education and a strong interest in technology, IXL is a natural fit. She is dedicated to directing exceptional support and account management teams that provide reliable, friendly, and knowledgeable support, while forging valuable relationships with the worldwide base of educators and learners who use IXL's varied products. She has a bachelor's degree in English from Santa Clara University, where she also studied music composition.

Kate Mattison - Director of Products

After getting her start at IXL as a product analyst, Kate today leads IXL's product management team. She is passionate about providing exceptional user experiences and superb educational content. She holds a bachelor's degree in mathematics from the University of Chicago and a PhD in mathematics from Stanford.



On the IXL Engineering team, we relish the challenge of building robust and elegant software. We take pride in the code that we write and also in the unique educational mission that it serves. Our goal is to marshal our tools, talents, and creativity in order to provide a transcendent experience for teachers and students.

Curriculum development

IXL is a labor of love, and every part of the product is carefully crafted. Our team of PhDs and experienced teachers ensure that every piece of IXL's curriculum meets our high quality standards. Team members spend their days researching, brainstorming, and creating the perfect language, visuals, and interactive elements for every topic.

Product Management

Our product managers are advocates for our users and are dedicated to putting them first. Taking products from initial brainstorm to final launch, this team strives to delight students, teachers, and parents. Our creative solutions, clean designs, and extraordinarily high standards ensure that we deliver effective, compelling products that are a joy to use.

Customer success

Our account managers, technical support analysts, and membership specialists are knowledgeable, accessible, and patient—a winning combination. From customized on-boarding and implementation plans to friendly ongoing support, they ensure a successful experience for every student, parent, teacher, and administrator who uses IXL.

Educational sales

At IXL, sales is an ever-evolving art. Our team of creative and friendly sales consultants understands the complex needs of teachers and gets a thrill from helping schools and districts find solutions that help their students learn better. We take pride in playing a pivotal role in the growth and success of IXL.


Our marketing team has a passion for spreading the word about IXL's unique features and benefits. From creative advertising campaigns and strategic communications, to engaging with users at events and through social media and emails, we do everything it takes to make sure educators and families know what we do and how we can help them.