Utilize the input text as a context reference, choose the right relationship between Brian Hartzer and Westpac from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

Louie Douvis Share on twitter by Michael Smith Westpac Banking Corp boss Brian Hartzer has set some ambitious shareholder return targets and outlined a program to invest heavily in digital technology and cut the size of bank branches while picking up an additional 1 million customers along the way.

Answer: employer