The MacMillan Executive and Leadership Team

August, 2026

Leadership Overview

The MacMillan has 6 executives leading key functions including operational scaling, technological infrastructure, regional market expansion, and publishing strategy.

Committed to advancing global literacy and educational excellence, The MacMillan drives innovation across diverse publishing imprints and digital learning platforms to empower students, educators, and readers worldwide.

Leadership Roles at The MacMillan

  • Chief Operating Officer - Neil Strong
  • Senior Vice President and Chief Operating Officer - Peter Garabedian
  • President, Greater , Springer Nature (China) - Charlotte Liu
  • President - Johnathan Galassi
  • President and Publisher, Celadon Books - Jamie Raab
  • Vice President, Chief Technology Officer - Raymond Lockwood
  • Neil Strong - Chief Operating Officer

    Neil Strong, the Chief Operating Officer at The MacMillan, directs the internal business processes and organizational efficiency required to maintain global publishing standards. Strong manages the cross-functional workflows between editorial teams and distribution networks to ensure seamless delivery of award-winning content. By optimizing supply chain logistics across international markets, the Chief Operating Officer reduces overhead while increasing output capacity for trade books. This leadership role involves constant collaboration with the Holtzbrinck Publishing Group to align operational goals with broader media objectives. Neil Strong monitors key performance indicators to refine resource allocation and improve overall profitability. Through rigorous oversight of administrative functions, the Chief Operating Officer sustains the competitive edge of the company in a rapidly evolving digital landscape. Strong implements scalable systems that support the diverse needs of authors and readers, ensuring that operational excellence remains a cornerstone of the publishing house.
    Neil Strong

    Peter Garabedian - Senior Vice President and Chief Operating Officer

    Peter Garabedian, the Senior Vice President and Chief Operating Officer at The MacMillan, manages the strategic execution of higher education initiatives and training programs. Garabedian focuses on the operational expansion of curriculum publishing, ensuring that institutional partnerships receive tailored, high-quality support. By streamlining the integration of new educational content into existing school systems, the Senior Vice President and Chief Operating Officer improves service delivery across 50 countries. This leadership position involves balancing the demands of large-scale institutional clients with the need for personalized learning experiences. Peter Garabedian coordinates with regional directors to adapt publishing strategies to local market requirements, particularly in language learning and professional training. Through the oversight of complex project lifecycles, the Senior Vice President and Chief Operating Officer ensures that all educational products meet rigorous quality standards. Garabedian fosters a culture of continuous improvement, driving efficiency in the development and distribution of world-class learning materials.

    Charlotte Liu - President, Greater , Springer Nature (China)

    Charlotte Liu, the President, Greater , Springer Nature (China) at The MacMillan, directs the strategic growth and market penetration within the East Asian region. Liu oversees the expansion of academic and professional publishing portfolios, ensuring that local institutions gain access to premium research and educational resources. By cultivating deep relationships with regional educators and administrators, the President, Greater , Springer Nature (China) facilitates the adoption of advanced learning tools. This role involves navigating complex regulatory environments while maintaining the high standards of the global publishing brand. Charlotte Liu manages the local operational teams to ensure that content localization meets the specific needs of the Chinese market. Through the implementation of targeted marketing and distribution strategies, the President, Greater , Springer Nature (China) increases the footprint of the company in a critical growth territory. Liu drives revenue through the successful deployment of curriculum solutions, positioning the organization as a leader in regional academic development.

    Johnathan Galassi - President

    Johnathan Galassi, the President at The MacMillan, provides the overarching vision for the trade book publishing division, guiding the editorial direction and brand identity. Galassi oversees the acquisition of award-winning manuscripts and the development of long-term relationships with prominent authors. By setting the strategic tone for the company, the President ensures that every imprint maintains a commitment to literary excellence and cultural impact. This leadership role involves frequent collaboration with the Board to align creative output with the financial objectives of the Holtzbrinck Publishing Group. Johnathan Galassi monitors industry trends to identify new opportunities for growth in both print and digital formats. Through the mentorship of editorial staff, the President fosters an environment where innovation and tradition coexist. Galassi directs the high-level strategy for market positioning, ensuring that the company remains a dominant force in the global trade book industry while consistently delivering value to readers.

    Jamie Raab - President and Publisher, Celadon Books

    Jamie Raab, the President and Publisher, Celadon Books at The MacMillan, leads the creative and commercial strategy for the Celadon imprint. Raab oversees the end-to-end publishing process, from manuscript selection to the final marketing campaigns for adult trade books. By curating a diverse list of titles, the President and Publisher, Celadon Books ensures that the imprint captures significant market share and resonates with a broad audience. This role requires balancing artistic vision with the fiscal realities of the competitive publishing market. Jamie Raab coordinates with sales and publicity teams to maximize the visibility of new releases across various retail channels. Through the strategic management of the editorial pipeline, the President and Publisher, Celadon Books maintains the reputation of the imprint for quality and commercial success. Raab drives the growth of the brand by identifying unique voices and stories that align with the mission of the company, ensuring long-term relevance in the trade sector.

    Raymond Lockwood - Vice President, Chief Technology Officer

    Raymond Lockwood, the Vice President, Chief Technology Officer at The MacMillan, architects the digital infrastructure necessary for modern educational tools and interactive course solutions. Lockwood oversees the development of proprietary platforms that facilitate student engagement and academic success across North American institutions. By integrating advanced data analytics into the learning ecosystem, the Vice President, Chief Technology Officer enhances the efficacy of digital content delivery. This role requires close coordination with researchers and educators to translate pedagogical needs into functional software features. Raymond Lockwood drives the technological roadmap, ensuring that all digital assets remain accessible, secure, and highly relevant for diverse user groups. Through the implementation of cloud-based solutions, the Vice President, Chief Technology Officer supports the transition toward flexible, hybrid learning environments. Lockwood maintains a focus on innovation, constantly evaluating emerging technologies to keep the company at the forefront of the global education sector.

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    Frequently Asked Questions Regarding The MacMillan Top Executives and Leadership Team

    Who leads The MacMillan?
    The MacMillan is led by Neil Strong (Chief Operating Officer), along with executives such as Peter Garabedian (Senior Vice President and Chief Operating Officer) and Charlotte Liu (President, Greater , Springer Nature (China)).
    Who is part of The MacMillan’s executive team?
    The executive team of The MacMillan includes leaders such as Neil Strong (Chief Operating Officer), Peter Garabedian (Senior Vice President and Chief Operating Officer), Charlotte Liu (President, Greater , Springer Nature (China)) and other senior executives.
    How many executives does The MacMillan have?
    The MacMillan has 6 executives leading key business areas.
    What roles are included in The MacMillan’s leadership team?
    The leadership team of The MacMillan includes roles such as Chief Operating Officer, Senior Vice President and Chief Operating Officer, President, Greater , Springer Nature (China), President, President and Publisher, Celadon Books.