New to outcomes-based contracting? Here are some jargon-free introductions to the various types of approaches
This guide offers an introduction to outcomes-based contracting, including its place among other methods of contracting out public services, the theoretical pros and cons, and the evidence to date.
New to impact bonds? This user-friendly guide will explore what impact bonds are, the evidence to date and how they work in practice in different countries around the world.
This guide provides an introduction to relational contracting in the public sector, explaining what it is, the potential benefits and challenges, and how to adopt a relational approach.
This guide introduces outcomes funds. It aims to document and describe outcomes funds around the world and identify lessons for future fund design.
Explore our datasets, case studies and publications to learn more about the latest research on outcomes-based contracting
We are the International Network for Data on Impact and Government Outcomes (INDIGO). Here you can explore our datasets, read our latest news, join our events and find out more about data sharing in the field of social outcomes.
A collection of in-depth case studies of impact bonds around the world
View the latest reports, evaluations and more on outcomes-based contracting
A glossary of key terms and working definitions around impact bonds and outcomes-based contracting
Interested in designing and managing outcomes-based projects? We have prepared some tools and guidance to help
Developed in consultation with a wide range of practitioners to support projects being established under the UK Government’s Life Chances Fund.
We have a range of guidance to support you develop impact bonds, from setting and measuring outcomes, to awarding the contract and pricing outcomes.
We've partnered with Chartered Institute of Public Finance and Accountancy(CIPFA) to develop a toolkit for public managers planning to assess VfM of outcomes-based contracting programmes, or any public programme with an outcome-focus.
Are you thinking of running an impact evaluation for your project? Check out our new Impact Wayfinder! We'll help you find the right evaluation for you according to the focus of your organisation and the scale of your project.
This innovative dashboard benchmarks performance data for each council in England with its Nearest Neighbour, the median of all local authorities in England and the average of the selected authority’s ten Nearest Neighbours.
Helping commissioners and providers to take a formal-relational approach to delivering complex public services.
Connect with others through our global directory, read the latest blogs, join our events and more.
Read the latest opinion and insights from the GO Lab network
Find out the latest news from the GO Lab and across the sector
Join our events, from webinars, regional events to international conferences
At the GO Lab, we host a selection of peer learning groups that aim to support learning and knowledge on outcome-based approaches. Read more on our different groups and upcoming sessions here.
In this blog, the authors explore the opportunity to scale social outcomes marketplaces. Drawing on a roundtable at the Social Outcomes Conference 2025, they highlight four challenges which must be overcome to enable credible outcomes marketplaces.
Last updated 9 Dec 2025, 9:33 a.m.
In this blog, Commercial Specialist Saema Jaffer outlines a proposed framework for learning and adaptation in delivering social value, building on better use of performance data.
Last updated 2 Dec 2025, 11:28 a.m.
Mara reflects on her leadership of the GO Lab since its founding in 2016
Last updated 31 Oct 2025, noon
Policy and Engagement Manager Andreea Anastasiu considers some of the challenges facing effective evidence-based policymaking, and shares three ingredients for better use of evidence in policy and practice tried and tested through the GO Lab's work.
Last updated 8 Apr 2021, noon
Ian Taylor and Nigel Ball examine a recent setback in the commitment of businesses to generating broader social value, and consider its wider implications for the role of government in encouraging responsible business practices.
Last updated 1 Apr 2021, 1 p.m.
Anne Davies and Ruairi Macdonald reflect on the Oxford Procurement of Government Outcomes Club’s response to the UK Government’s Green Paper, Transforming Public Procurement.
Last updated 10 Mar 2021, 9:49 a.m.
Tanyah Hameed from the GO Lab reflects on key insights from the second session of our Engaging with Evidence series, on the FCDO's development impact bonds in Asia and Africa.
Last updated 10 Mar 2021, 9:40 a.m.
Sam Magne, Knowledge & Learning Manager at The National Lottery Community Fund, reflects on their latest in-depth review of the West London Zone Collective Bond supported by their Commissioning Better Outcomes programme.
Last updated 9 Mar 2021, 4:04 p.m.
Our Executive Director Nigel Ball kicks off this year's monthly blog with a reflection on how the public sector view risks when working with outside suppliers.
Last updated 9 Mar 2021, 12:31 p.m.
In recent years, impact bonds have reached the shores of Latin America. We recently held a session on lessons learnt on developing impact bonds in the region. Tanyah Hameed from the GO Lab reflects on how 5 Latin American countries have approached this.
Last updated 12 Feb 2021, 11:09 a.m.
We recently partnered with Ecorys to undertake a global systematic review to explore whether, when, and where (and if possible, how) outcomes-based contracting approaches deliver improved impact. Read the highlights of the first session here.
Last updated 14 Jan 2021, 5:54 p.m.
2021 promises a real chance of putting Covid-19 behind us. For many of us, our work gives us the privilege of being part of the effort to ‘build back better’. What does that mean for what the GO Lab focuses on in 2021 and beyond?
Last updated 3 Dec 2020, 1:24 p.m.
Sam Magne, Knowledge and Learning Manager at The National Lottery Community Fund, reflects on the first in-depth report on Elton John AIDS Foundation’s Zero HIV SIB.
Last updated 3 Dec 2020, 10:32 a.m.