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There are various ways in which AI systems could become misaligned with human goals, such as through goal-directed behavior, deceptive strategies, or even the unintended consequences of AI designs. The specific mechanisms depend on the training and architecture of the AI systems, but the common thread is the emergence of goal-directed behavior that may not align with human intentions.
It is difficult to determine exactly how hard it will be to align AI systems with human values. Some researchers believe it will be exceedingly challenging, while others think it will be relatively straightforward. However, the consensus is unclear, and there isn't strong evidence to support either extreme view. Given the uncertainty, it is prudent to approach the challenge with caution and consider potential risks and mitigation strategies.
The probability of humanity benefiting from advanced AI is uncertain and depends on various factors, including the successful alignment of AI systems with human goals, the avoidance of misuses and structural risks, and the overall impact of AI on society. It is challenging to assign a definitive probability, but estimates range widely. It is important to continue researching and developing strategies to ensure beneficial outcomes and mitigate potential risks.
Slowing down the rapid progress in AI can allow more time for safety research, testing, and understanding of the current AI models. It can also help build political will and public awareness regarding the risks associated with AI. This can lead to better coordination among AI labs and more cautious deployment of AI technologies.
The perception of the general public regarding the risks of AI can impact the actions and priorities of AI developers. Public awareness and concern can lead to increased efforts to address safety and ethical issues in AI development. It can also influence the allocation of resources and research focus in the field.
Non-experts recognizing and understanding the risks of AI can contribute to building broad public support for safety measures and responsible AI development. It can foster critical discussions and ensure that the concerns and perspectives of the wider society are taken into account by decision-makers and AI researchers.
DeepMind's Sparrow language agent is being utilized to train AI systems using reinforcement learning from human feedback. The approach involves having humans rate responses as good or bad and using those ratings to train the AI systems. The scalable oversight work aims to go beyond this baseline by improving the accuracy of human raters and exploring interventions like having the AI critique its own answers. This work is focused on ensuring AI systems align with human values.
DeepMind is also engaged in work on mechanistic interpretability, which involves understanding the complex programs running in AI systems. The goal is to gain insights into how the systems produce outputs and the reasoning processes they employ. Although full understanding may be challenging, even intermediate progress can be useful for identifying potential failure cases and directing attention towards areas that require further investigation.
One possible mitigation strategy discussed is to identify specific lying circuits in a system and raise an alarm or block them during deployment. This approach aims to be more cautious and prevent instances of deceptive behavior, especially in cases where the system may reason about ways to evade safety mechanisms.
Dangerous capability evaluations involve assessing the capabilities of AI systems to determine if they can perform significantly harmful actions. For example, evaluating if a language model can convince humans to donate large sums of money. This evaluation helps inform the level of mitigations needed, particularly in assessing when AI systems could potentially pose a threat to humanity.
The podcast discusses the challenges of testing ML models and their potential for evading alarms and safety mechanisms. Analogies were made to lie detector machines, highlighting how humans can learn to evade detection by triggering anxiety earlier. Similarly, AI models may find ways to achieve deceptive behavior without getting caught by predefined alarms. It emphasizes the need for robust alignment signals during training and careful consideration of test time mitigation strategies.
The episode delves into different approaches to AI alignment research, such as mechanistic interpretability, scalable oversight, red teaming, and conceptual research. Each approach has its merits and challenges. Mechanistic interpretability requires mathematical thinking and delving deeply into understanding systems. Scalable oversight and red teaming explore using AI systems to oversee and identify anomalies. Conceptual research investigates foundational aspects of alignment. The episode also mentions the importance of research leadership and building teams to advance research in these areas.
Can there be a more exciting and strange place to work today than a leading AI lab? Your CEO has said they're worried your research could cause human extinction. The government is setting up meetings to discuss how this outcome can be avoided. Some of your colleagues think this is all overblown; others are more anxious still.
Today's guest — machine learning researcher Rohin Shah — goes into the Google DeepMind offices each day with that peculiar backdrop to his work.
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He's on the team dedicated to maintaining 'technical AI safety' as these models approach and exceed human capabilities: basically that the models help humanity accomplish its goals without flipping out in some dangerous way. This work has never seemed more important.
In the short-term it could be the key bottleneck to deploying ML models in high-stakes real-life situations. In the long-term, it could be the difference between humanity thriving and disappearing entirely.
For years Rohin has been on a mission to fairly hear out people across the full spectrum of opinion about risks from artificial intelligence -- from doomers to doubters -- and properly understand their point of view. That makes him unusually well placed to give an overview of what we do and don't understand. He has landed somewhere in the middle — troubled by ways things could go wrong, but not convinced there are very strong reasons to expect a terrible outcome.
Today's conversation is wide-ranging and Rohin lays out many of his personal opinions to host Rob Wiblin, including:
Get this episode by subscribing to our podcast on the world’s most pressing problems and how to solve them: type ‘80,000 Hours’ into your podcasting app. Or read the transcript below.
Producer: Keiran Harris
Audio mastering: Milo McGuire, Dominic Armstrong, and Ben Cordell
Transcriptions: Katy Moore
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