Lucia joined the Unitarian Universalist movement in 1984 when she and her eventual husband, Bruce Field (born UU), became members of Murray Unitarian Universalist Church in Attleboro, MA. They were married at Murray Church in 1987 and raised their two children there. She has taught RE and served multiple terms on the board of Murray Church, as has Bruce.

Professionally, Lucia has worked for Boston Trust & Investment Management Company (formerly United States Trust Company of Boston) and Walden Asset Management since 1982. She manages equity and balanced portfolios for both institutional and individual clients and incorporates clients’ environmental, social, and governance considerations into their portfolios. Lucia has served as a security analyst responsible for the financial services sector. Lucia is a Managing Director of Boston Trust and Walden, and is the president of the Boston Trust & Walden Funds. She previously served as chief operating officer. Lucia earned a BA (Cum Laude) from Connecticut College in 1980 and an MBA from Boston University in 1988. She was awarded the Chartered Financial Analyst designation in 1990 and is a member of both the Institute of Chartered Financial Analysts and the Boston Security Analysts Society.

Lucia served on the board of the Unitarian Universalist Service Committee (UUSC) in Cambridge, MA since 2009 and served as chairperson of the board from 2013–2015. Lucia also served on the Board of Directors of the Church of the Larger Fellowship from 2006–2013, and served as co-chair from 2011–2013. Lucia served on the Unitarian Universalist Association (UUA) Moderator’s Ad Hoc Committee on Socially Responsible Investing (SRI), which resulted in the establishment of the permanent SRI Committee in 2000, and subsequently served on the SRI Committee. She served on the Investment Committee of the UUA from 1998–2006 and served as chairperson from 2000–2005. Lucia also served on the board of the Liberal Religious Charitable Society (LRCS) from 2000-2004 and from 2014 until LRCS donated all of its assets to the UUA and they were invested in the Common Endowment Fund.

Lucia and Bruce reside in Wrentham, MA and have two adult children. Lucia is passionate about economic and environmental justice, family, Unitarian Universalism, and horses.