Jon Yaged, who will officially succeed Don Weisberg as CEO of Macmillan Publishers US later this year, will take over day-to-day responsibilities for the company effective today.

In an email to staff, Yaged also announced a handful of changes to Macmillan's executive staff and reporting structure across a number of departments, including sales and marketing teams, HR, and finance.

Jenn Gonzalez will be promoted to president of sales and marketing, reporting to Yaged. Newly reporting to Gonzalez will be Cristina Gilbert, who will take on a new role as senior v-p of sales and marketing strategy. 

Melissa Campion, senior director of author events and services, and Kara Warschausky, marketing manager for trade sales, will newly report to Gilbert. 

Gracie Mercado is being promoted to executive v-p of people and culture, reporting to Yaged. Newly reporting to Mercado will be Erin Coffey, senior v-p of communications and events, and LaToya Rose, senior v-p of diversity, equity, and inclusion.

Clare O’Rourke is being promoted to CFO, reporting to Yaged. Newly reporting to O'Rourke will be Cameron Ackroyd, senior v-p of trade finance and analytics; Debbie Derevjanik, v-p of inventory management; Hillary Scarbrough, v-p of business systems; Esther Kim, senior director of business planning; and Katie Kraska, director of finance projects. 

As part of these changes, current CFO for Macmillan Publishers US Dan Schwartz, who joined the publisher in 2009, will leave the company effective October 14.

Going forward, senior v-p and general counsel Paul Sleven and publisher-at-large Sally Richardson will report to Yaged.

Yaged also announced that Macmillan leadership has begun an external search for a new COO. 

Additionally, Yaged noted to staff that the company will provide updates on testing its previously announced "hybrid and remote-friendly model" next month.