Areas of expertise

Dr. Weitzel has spent his entire 35-year career in Leadership Development, Assessment, Coaching and Organization Development. He began Tim Weitzel & Associates in 1992, and it has intentionally grown through several variations of itself. It began as a one person shop and grew to a small organization of 10 consultants, trainers and staff. Now, in its present form, it is an LLC with multiple highly trained (primarily holders of Ph.Ds) and experienced consultants, coaches and assessors as contract partners. Tim also spent eight years as a contract Senior Assessor and Executive Coach for top-tier talent management organizations such as Development Dimensions International, The Hay Group, Korn Ferry, and Leadership Development Worldwide. Very early in his career he worked for Dale Carnegie & Associates as well as Ridge Associates.

Education and Affiliations

Dr. Weitzel graduated with his Ph.D. from Pacifica Graduate Institute in Depth Psychology, a M.Ed. from the University of Wisconsin-Madison in Organization Development, and a Bachelor of Business Administration in Management and Marketing also from the University of Wisconsin-Madison.

Tim is a past-or-present member of the Neuro-Leadership Institute. He has enjoyed active membership in ASTD, Organization Development Network, the Bay Area Badgers Entrepreneurial Network, and the Bay Area HR Breakfast Club. He enjoys volunteer work for Hospice organizations and crisis intervention programs for youth.

Dr. David Weckler began his consulting career during graduate school, when he co-founded the multi-disciplinary consulting group Nexus and helped Stanford University design and implement its first distributed computing network. During that period, he also consulted for Xerox Corporation’s fabled Palo Alto Research Center, helping them determine how better to commercialize their own inventions. Not long after that, David was part of a project to understand the role of leadership and internal organization on innovation in technology companies, participating in research at Hewlett Packard, Fairchild Semi-Conductor, and Westinghouse. It was during this time that Dr. Weckler first was introduced to assessment center (day-in-the-life simulation) methods, working on the seminal Managerial Progress Study with Dr. Douglas Bray, the original adapter of the assessment center methodology to business, and Dr. Ann Howard at AT&T. David worked for Development Dimension International (DDI), the firm Dr. Bray co-founded, during several different periods, including in their change management and executive assessment practices. In his multi-faceted career, David has continued to refine the role of leadership, organization design, and employee engagement in responding effectively to market and technological opportunities. As associate professor at San Jose State University, he restarted the undergraduate program in management psychology and founded the graduate program in organization development. He worked in the energy industry during the period of restructuring of public utilities. He is the author or co-author of articles on leadership and empowerment in organizations, and a book on organization design. David holds degrees from UC Berkeley, and a Ph.D. from Stanford University, where he also completed a post-doctoral fellowship in the Graduate School of Business. Throughout his career, David has also acted on his interest in community development, for example, working to produce constructive dialogue and problem solving in conflicts between local commercial food production operations and proponents of wilderness protection.

Dr. Weckler has consulted for organizations such as Stanford University Center for Information Technology, Hewlett Packard, National Semi-Conductor, Westinghouse, AT&T, Xerox, Intel, Allstate, PG&E, Federal Judicial Council, West Marin Community Conversations, NUMMI, General Motors, Toyota, Heald Business College, Environmental Forum of Marin, Presidio Hill School, Stanford University Medical Center.

Dr. Francine MacInnis is a licensed clinical and organizational psychologist. She completed her doctoral studies at Western University in a field that is now known as Positive Psychology, the study of what distinguishes people who are “well.” Her research contributed to burgeoning evidence of positive bias in psychologically well populations.

After residency at the Ottawa General Hospital, Dr. MacInnis took a role with the Federal Government (Human Resources Development Canada) in a federal wellness program providing counseling to employees, coaching to managers, psychoeducation, conflict resolution and pulse of the organization services. This is what stimulated her to specialize in leadership and obtain her license in organizational psychology which she completed in Ottawa with the public service commission developing and delivering simulation-based leadership simulations and feedback for advancement into executive roles.

Since that time, Dr. MacInnis has worked in leadership for 30 years including for the federal government and as a senior consultant for several national and global leadership consulting firms including DDI, Right Management, and Kilberry Leadership Advisors. Dr. MacInnis has provided services in designing and delivery of assessments and assessment programs for selection, promotion, development and succession. She has extensive experience delivering (simulation, psychometrics, 360, interview-based) leadership assessments providing feedback, development support and coaching.

Dr. MacInnis also works more broadly in organizational development. She has held internal and external roles providing consulting support in areas such as employee engagement, performance management, change management, succession, leadership development, mentorship, climate assessment, managing conflict and mediation and more recently (5 years) in diversity, equity and inclusion. Her most recent focus has been to develop an Organizational Mental Health and Wellness Strategic Framework to support post-pandemic recovery and improved mental health (and thriving) enablement to employees and leaders in organizations.

As a complement to her organizational work, Dr. MacInnis provides one-to-one clinical and coaching services. Clinically, she adopts a cognitive-behavioral, positive psychology, and mindfulness approach to help restore her clients to health and beyond toward emotional thriving. She incorporates this philosophy in her coaching approach with high potentials, leaders and executives to support them in not only being more effective in their roles but promoting their own satisfaction and wellbeing and that of their reports and organizations in the process.

Dr. MacInnis has experience in a breadth of industries and types of organizations including federal government, crown corporations, municipal government, start-ups, public and private organizations. She has worked in industries such as engineering, media, mining, retail, manufacturing, natural energy, tourism, entertainment, forestry, and aerospace.

Alexandra Eaton works with Sourisseaux Partners through her affiliation with Tim Weitzel & Associates.

With an extensive background in Marketing, Advertising, and Corporate communications, she built her career in multinational companies with businesses across different industries and geographies, including government agencies. Her career portfolio includes creating and executing marketing and communication strategies, as well as initiatives ranging from leadership development and change management to motivational and engagement programs in global environments.

Passionate for the dynamism of learning organizations, she deepen her scope in the areas of organizational intelligence and leadership, which she leverages as a certified executive assessor and coach in leading and supporting executive assessments targeting leaders from director level to C-Suite.

Alexandra brings her practical business experience and tenure in leadership assessment and development to help organizations leverage and maximize their human capital to drive people performance and business results.

Moreover, she leverages her professional experience to facilitate meaningful discussions that focuses on the intersections between individual performance and organizational implications, furthering business impact on development and hiring initiatives.

Dr. Bill Blais brings twenty years of psychological assessment experience, fifteen of which has been in the context of executive assessment and coaching for large international companies. Dr. Bill has been involved in the implementation of assessment processes targeting leaders from director level to C-Suite, including numerous Fortune 50 organizations. In addition, he has implemented and supported training processes to allow large organizations to evaluate their leadership in a reliable manner around the topics of strategic and entrepreneurial thinking. Throughout his work, he has enabled organizations to make the most of their leaders and to make the right choices in how to leverage their resources to best manage their businesses.

Michelle has worked in various contexts and industries and with a broad array of clients, gaining deep expertise in executive leadership assessment, feedback and coaching, and small-group training. Her robust knowledge, gained over more than 15 years of practice in the leadership development field, makes her an excellent coach and advisor in many situations and settings. Her credibility stems from strong analysis and interpretation of data for strategic talent decision-making and the development of high-potential leaders in today’s contemporary context.

Michelle’s current areas of interest are in preventing and managing burnout in women in leadership and driving equity in the workplace for all. She takes pride in helping people feel seen and heard and seeing them flourishing in their lives, work, and communities. Michelle has a doctorate in Psychology from Central Michigan University.

Dr. David Surrenda, a licensed psychologist, is the Director of The Leadership Edge, a group specializing in the challenges of executive leadership. Dr. Surrenda developed The Leadership Edge to assist leaders to manage the process of organizational change and to insure that change efforts really succeed. He has conducted executive level organizational consultation with business, government, education and health systems for thirty years. His creative change strategies generate sustainable solutions for the complex challenges facing organizations in times of turbulence. Dr. Surrenda has consulted in over 200 national and international organizations in industries including high technology, health, hospitality, consulting, manufacturing, food and venture capital.

Dr. Surrenda's innovatively designed seminars have been presented on 3 continents and have inspired thousands of men and women towards a new experience of organizational and leadership effectiveness. His book on leadership development, Retooling on the Run: Real Change for Leaders with No Time, (co-authored with Stuart Heller) is a unique roadmap for cultivating versatility of leadership action styles while continuing to manage the ongoing challenges of daily work.

As the co-CEO of a training and research corporation, Dr. Surrenda developed nationally recognized innovations in conflict resolution and crisis intervention utilizing train-the-trainer strategies and state-of-the-art learning methodologies. His work (with Dr. Jeffrey Schwartz) was acknowledged by the Justice Department as the standard for training in the area of crisis management. He has co-authored 3 books (with Dr. Jeffrey Schwartz) on conflict resolution as well as numerous professional articles.

Dr. Surrenda is an accomplished public speaker. As a conference leader, he has designed and directed 9 major professional conferences. These cutting edge conferences brought professionals into dialogue with the lay public about social and industrial changes.

Dr. Surrenda has served as the Executive Director of The Natural Step, an environmental organization that provides consultation to major industries about the efficient utilization of natural resources as well as a coherent strategy for long-term business development.

He also worked for 2 years as a Chairman for a Los Angeles based T. E. C. (The Executive Committee) group of CEO's whose purpose it is to provide training, support, and consultation to each other in the management of their respective companies.

As the founder, Dean and curriculum director for the Graduate School of Holistic Studies at John F. Kennedy for nine years. He developed 9 separate graduate programs as well as spearheaded the development and management of both research and counseling centers. Dr. Surrenda supervised 31 faculty and 600 graduate students. He was appointed to teach within four separate university departments: Management, Psychology, Liberal Arts, and Holistic Studies. He has taught in ten colleges.

With twenty-plus years of experience in psychology and business, Dr. Bryant works at the intersection of organizations and individual leaders, helping both to maximize their effectiveness. She supports organizations in making objective talent decisions that align with their strategic priorities and cultural values and has earned a reputation as a trusted partner to executives by advising on leader selection, retention, succession, engagement, and development initiatives.

As an executive coach, Dr. Bryant is equally passionate about working with individuals to achieve their personal and professional aspirations, fulfill their potential as leaders, and navigate new challenges or change. She creates a safe, yet supportively challenging environment for executives to understand themselves, their goals, and the environments in which they lead. She collaborates with leaders to identify areas for growth and devise practical ways to build and showcase their skills.

Dr. Bryant has worked for several leadership advisory firms including Personnel Decisions International (PDI), Korn Ferry, and Leadership Development Worldwide (LDW). She has cultivated extensive experience designing, delivering, and managing implementation of large-scale leadership assessments from director to C-suite levels. Her expertise also extends to competency model and survey design, identification of high-potential talent, systemic leadership development, and program evaluation. She has worked with Fortune 100 companies across an array of industries including life sciences, financial services, aerospace, energy, hospitality, entertainment, retail, consumer goods, and manufacturing.

She earned her Ph.D. in Industrial-Organizational Psychology from Old Dominion University. She holds an interdisciplinary Bachelor of Arts degree in biology and English literature from the University of Tennessee-Knoxville.