Biogen conducts business ethically and with the highest degree of integrity by following the guiding principles of our organisation: our vision, mission, credo and core values. Integrity, transparency and sound corporate governance is essential to sustaining our growth and success as a company and to maintaining the trust and  of our stockholders, employees, customers, distributors and suppliers. We expect the highest level of ethical behaviour from every member of the Biogen community as we work together to discover, develop and provide innovative therapies to serve the medical needs of patients worldwide.