Meet the Evidence Institute

Meet the Team

Tiffany Roos

BEd, MEd (Educational Psychology)

Tiffany has extensive knowledge and experience as a leader of educational professional learning, translation of research into practice, and developing and delivering innovative evidence informed projects and programs. She is passionate about building the research capabilities of schools and educators, empowering transformational change, which in turn enables students to thrive. She has broad experience in a range of educational contexts, both internationally and nationally.

Rakhshinda Sayeed
Research Analyst and Liaison


Rakshinda is a committed, self-directed and highly skilled business support professional with exceptional administrative skill. She is proactive and reliable, with a meticulously detail –oriented approach to develop operation processes. Her past experience on Moodle, CRM, Basware, PEGA, Study Global & PRISM helps her to quickly adapt any IT systems. Rakhshinda has extensive knowledge and experience from working across the higher education’s admission and student services areas.   

Sandra Duggan
Consultant: School Improvement/Perspectives

DipTeach, BA (Hons), MEd (Leadership)

Sandra has worked in a range of independent schools as a teacher and leader. Whilst based in schools she contributed to various collegial projects, building networks with practitioners based on a deep respect for the role of context in understanding decision-making in schools. Her current work in school improvement and in data interpretation has emphasised to her the centrality of leadership in enacting positive educational change based on evidence-informed approaches.

Kate Ponsford
Administrative Project Officer

Kate is a skilled and dedicated administrator, joining AISNSW from the executive search sector where she worked across the healthcare, not-for-profit and academic sectors. With extensive knowledge in administration, quality, training, and technology; Kate adapts quickly to new systems and readily translates her skills to improve the quality of projects and processes. She enjoys a challenge and is adept at balancing competing demands and priorities. 

Dr Shani Hartley
Senior Research Specialist

BComm GrDipEd MA MEd MRes PhD

Shani has considerable experience in education as a teacher in schools and universities, and as a facilitator of professional learning for teachers. She has a strong desire to improve school education through research informed practice and is particularly interested in the development of students’ critical thinking and problem solving. Her research has focused on curriculum and pedagogy and her PhD examined school-developed curriculum in the form of enterprise education.

Anne Gripton
Consultant: The Evidence Institute

Anne is an experienced educator, having worked across a wide range of schools and she is accredited at Highly Accomplished/Professional Excellence. She has held a range of leadership roles including wellbeing, gifted education, innovation and Director of Teaching and Learning. She has supported teachers at a grassroots level through her extensive involvement in professional associations and worked with preservice teachers in both schools and universities. Anne is a passionate advocate for the profession and is committed to developing teacher efficacy through evidence informed practice.

David Johnson
Consultant: The Evidence Institute

David has worked as an educator across a range of sectors in Primary, Secondary and Tertiary classrooms. His accreditation at Highly Accomplished/Professional Excellence level has provided David with the opportunity to support preservice and experienced teachers as a mentor, supervisor and an assessor for both NESA and ISTAA accreditation. He has led initiatives in gifted education, undertaken whole school literacy reviews, and most recently worked as a faculty head. David is drawn to working closely with early career and preservice teachers to support their entry into the profession and establishing ongoing collegial relationships with experienced teachers as they continue to deepen their engagement with their practice and profession.

Marte Sigvaldsen
Liaison and Support Officer

Marte brings expertise in survey administration, data analysis and visualization, and communication. Prior to joining AISNSW she worked in East-Africa leading research projects focusing on clean cooking technology. She is experienced in a variety of data collection and analytics tools, and her meticulous attention to detail and commitment to ongoing learning makes her a valuable contributor in delivering high-quality results. She is passionate about using evidence-based approaches to support positive development in the education sector.