World Teachers’ Day 2023 – The Teachers We Need for the Education We Want: The Global Imperative to Reverse the Teacher Shortage

World's Teachers' Day 5 Oct 2023

Currently, there is a severe global shortage of teachers, putting the quality of education at risk. Although the current number of teachers is approximately 85 million globally, UNESCO (2021) notes that by 2030, 68.8 million teachers are needed worldwide to attain universal basic education. These figures highlight the enormous challenge facing the education field. This blog post sheds light on the extent of the situation, exploring the consequences and potential solutions to the crisis.

Understanding the Global Teacher Shortage

This crisis of global teacher shortage crisis affects numerous communities throughout the world. According to the 2021 statistics by UNESCO, there is a need for over 68.8 million teachers to offer quality education for all children by 2030. These teachers will help in replacing teachers who are retiring, quitting, and also handling the growing population. The gap between the demand for educators and the available supply is alarming, highlighting the urgency of addressing this issue globally. This is partially due to a significant portion of the teaching workforce approaching retirement age, creating vacancies that will be difficult to fill. The attrition rates are also high due to burnout, challenging working conditions, and insufficient motivation (Walker, 2022). Moreover, the global population continues to grow, increasing teacher demand.

This crisis disproportionally affects regions in Sub-Saharan Africa, South Asia, South America, and some parts of Southeast Asia. According to UNESCO (2021), Sub-Saharan Africa has the highest shortage of teachers, with over 70% of countries reporting inadequately trained teachers. These regions are characterized by many students struggling to access quality education due to a shortage of teachers. The high pupil-to-teacher ratios, which exceed the recommended levels, not only lead to burnout among teachers but also compromise the quality of education they can deliver to the learners. Additionally, the inadequacies in these regions are further complicated by challenges such as poor infrastructure, political instability, and limited resources for training teachers. As a result, millions of children from these regions do not get an opportunity to receive the education they deserve.   

The Consequences of Teacher Shortages

Teacher shortages have far-reaching consequences, profoundly impacting students, schools, and communities. Large class sizes become inevitable, diminishing individualized attention and hindering student engagement. It becomes a challenge for the teachers to manage the behavior of such classes, consequently affecting the fundamental foundation of good teaching (James, 2016). Moreover, a reduced variety of subjects and extracurricular activities limit students’ exposure to diverse learning opportunities, potentially narrowing their career paths (Nash, 2019).

In schools, the existing teaching staff faces overwhelming workloads due to the shortage, impacting the quality of education and leading to teacher burnout. Building meaningful teacher-student relationships, vital for a positive learning experience, becomes challenging (Pressley, 2021). Communities bear the economic and social brunt of these shortages. A well-educated population attracts investment and drives economic growth, but teacher shortages hinder educational quality, hampering this progress. Furthermore, as Blitz et al. (2016) noted, educational inequalities deepen as underserved communities disproportionately face the impacts, perpetuating cycles of poverty and limited opportunities for future generations.

Take an example of the story about Sarah, a resilient high school student residing in a rural village in sub-Saharan Africa. Sarah has a burning ambition—to become a scientist and use her knowledge to uplift her family and community. However, her aspirations face a relentless adversary: the unforgiving grasp of teacher shortages. In Sarah’s reality, the nearest school is a 5-kilometer walk through the dense jungle. This community school is grappling with a chronic lack of teachers. Personalized guidance is a luxury they can seldom afford. The only chemistry teacher also juggles teaching two other subjects across all forms. This overburdened educator sometimes has to skip Chemistry lessons to cover for classes he misses elsewhere.

This educational scarcity profoundly impacts Sarah’s potential. Her regularly missing Chemistry lessons hinder her comprehension and passion for the subject. The fact that she has to walk for over 5 kilometers through the jungle every day to school exhausts her even before the academic day begins. Despite her passion and determination, Sarah finds herself struggling with a load of educational inequality, where her dreams are stifled by the very system meant to nurture them. Her predicament emphasizes the pressing need to address teacher shortages and the adverse effects on the promising futures of countless students like her.

The Qualities of Effective Teachers

At the core of every successful learning environment lie effective educators equipped with unique qualities and skills. These teachers showcase outstanding expertise in their subject matter, consequently fostering a deep understanding and passion for the subjects they teach to their students. They also have empathy and patience, qualities that help them comprehend and recognize the diverse needs of their students and adapt their teaching approach to suit different learning styles.

Equally important is the diversity and cultural competence of the teachers. A diverse teaching community offers a range of different perspectives and backgrounds, which enrich the overall learning experiences. Culturally competent teachers can navigate diversities, promoting inclusivity and understanding among learners from different backgrounds.

The right teachers equipped with these qualities and a commitment to inclusivity pave the way for our desired education. Effective educators inspire a love for learning, impart critical skills, and nurture a generation that is not only knowledgeable but also culturally aware and empathetic. They ignite a passion for education that reverberates through generations, ultimately leading to a more enlightened and harmonious society.

Strategies to Reverse the Teacher Shortage

Addressing the teacher shortage crisis is not just a numbers game; it is about transforming the educational experience for students like Sarah. To ensure a brighter future for students in underserved regions, we need holistic strategies. Initiatives that attract passionate individuals to the teaching profession can change lives. Improved working conditions, mentorship programs, and professional development can ensure that teachers remain motivated and committed. With these support structures, teachers in remote areas, like Sarah’s jungle school, won’t feel overwhelmed or isolated. Mentorship programs and ongoing training can guide teachers in navigating challenging environments (Downey et al., 2009). Successful programs worldwide, like Singapore’s competitive salaries and Finland’s robust teacher training system, showcase the transformative power of investing in teachers. Such initiatives can help provide students like Sarah with the teachers and education they deserve, nurturing their dreams and ultimately not only improving the quality of education but also realizing the benefits associated with quality education.

The Role of Technology in Education

Technology presents a powerful tool that can help promote access to quality education in the face of teacher shortage crises. It can help complement and support teaching, especially in the underserved regions. The traditional teaching methods can be supplemented with new technologies to address some of the setbacks posed by the shortage of teachers, such as accessibility. Technology innovations such as interactive digital resources, educational apps, and online platforms can help extend learning beyond the classroom, allowing students like Sarah to access resources and lessons even when teachers are scarce. Unlike traditional teaching methods, where teachers need to attend classes physically, teachers can use online education and remote teaching approaches to reach out to students in remote or underserved regions. These platforms connect students with expert educators and a broader curriculum, mitigating the impact of teacher shortages. Sarah, for example, can access quality science lessons online, fulfilling her dream of becoming a scientist. Integrating technology into education presents challenges, including the digital divide and the need for infrastructure. However, it also offers opportunities to tailor learning experiences, foster self-directed learning, and connect students globally.

The Global Imperative

Addressing teacher shortages is a global imperative that demands collaboration and international cooperation. The future of education hinges on our ability to work together to find solutions. The crisis cannot be solved by a single entity alone but rather through the unity of various entities. Governments, NGOs, and educational institutions must collaborate, pool resources, and work towards developing comprehensive strategies. Through collaboration, this effort surpasses what any single organization could achieve alone. The collaborative efforts can help craft unified solutions addressing the root causes of teacher shortages. The unified efforts can help coordinate and deliver scholarships and teacher training programs for underserved regions. For instance, such an approach could benefit Sarah’s village, with NGOs providing resources, the government offering incentives, and education institutions offering training. In the current globalized world, ensuring every child has access to quality education is a global imperative as it contributes to an educated global population. This informed population fosters innovation, economic growth, and social progress.


The global shortage of teachers is a pressing concern that significantly threatens the future of global education. It ranges from overcrowded classrooms to limited educational opportunities, and the impact it has on students like Sarah is profound. Additionally, it poses a vicious cycle, where its adverse impacts continue to contribute to more teachers quitting. Therefore, the urgency to address this crisis is paramount. Governments, NGOs, and educational institutions need to collaborate, failure to which we risk compromising the potential and dreams of millions of children seeking quality education. We can bridge this educational gap and provide brighter prospects for all by promoting innovative strategies and advocating for more effective global education policies.

What are your thoughts and experiences with this crisis? Share your thoughts and join the conversation by sending in your comments.

Additionally, if interested in further supporting the organizations and campaigns working to address teacher shortages globally, consider exploring the following:



Blitz, L. V., Yull, D., & Clauhs, M. (2016). Bringing sanctuary to school. Urban Education, 55(1), 004208591665132.

Downey, C. J., Steffy, B. E., Poston, W. K., & English, F. W. (2009). 50 ways to close the achievement gap: A multimedia kit for professional development. Corwin Press.

James, G. (2016). Improving behavior in schools. Sage Publications.

Nash, R. (2019). The InterActive classroom. Corwin Press.

Pressley, T. (2021). Factors contributing to teacher burnout during COVID-19. Educational Researcher, 50(5), 325–327.×211004138

Walker, T. (2022, April 14). Beyond burnout: What must be done to tackle the educator shortage | NEA.

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